Search Results: "anova 3 -hypothesis -statistic"

All Most Recent Most Viewed

03:23 Popular
Happy - Pentatonix (Pharrell Cover)

732 views / 5 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:20 Popular
[Official Video] Love Again - Pentatonix

1,581 views / 6 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:38 Popular
[Official Video] Problem - Pentatonix (Ariana Grande Cover)

3,029 views / 18 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
Featured
04:11 Popular
[Official Video] La La Latch - Pentatonix (Sam Smith/Disclosure/Naughty Boy Mashup)

1,260 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:14 Popular
[Official Video] Papaoutai– Pentatonix ft. Lindsey Stirling (Stromae Cover)

1,093 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:10 Popular
[Official Video] Rather Be - Pentatonix (Clean Bandit Cover)

1,171 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:10 Popular
[Official Video] White Winter Hymnal - Pentatonix (Fleet Foxes Cover)

1,154 views / 10 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT | BUY WHITE WINTER HYMNAL VIDEO http://smarturl.it/PTXWWHiTv BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | B
03:46 Popular
[Official Video] Winter Wonderland/Don’t Worry Be Happy - Pentatonix (ft Tori Kelly)

894 views / 3 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY“THAT’S CHRISTMAS TO ME” http://smarturl.it/PTXtctmiT?iqiD=YT | BUY "WINTER WONDERLAND/DON'T WORRY BE HAPPY" VIDEO http://smarturl.it/PTXWWiTv BUY PTX VOL III http://smarturl.i
04:05 Popular
[Official Video] Mary, Did You Know? - Pentatonix

1,354 views / 17 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY“THAT’S CHRISTMAS TO ME” http://smarturl.it/PTXtctmiT?iqiD=YT | BUY "MARY, DID YOU KNOW?" VIDEO http://smarturl.it/PTXMDYKiTv BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt
03:25 Popular
[Official Video] That’s Christmas To Me - Pentatonix

882 views / 1 likes - added 9 years ago

WATCH OUR VLOG to Find Out What Christmas Means to PTX http://smarturl.it/PTXtctmVlog 2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smartu
03:42 Popular
[Official Video] Silent Night (Live) - Pentatonix

732 views / 3 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:21 Popular
[Official Video] Dance of the Sugar Plum Fairy - Pentatonix

1,143 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:10 Popular
[Yule Log Audio] Hark! The Herald Angels Sing - Pentatonix

924 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:48
[Yule Log Audio] White Winter Hymnal - Pentatonix

653 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:17
[Yule Log Audio] Sleigh Ride - Pentatonix

654 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:29
[Yule Log Audio] Winter Wonderland / Don't Worry Be Happy - Pentatonix ft Tori Kelly

687 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:03
[Yule Log Audio] That's Christmas to Me - Pentatonix

584 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:24 Popular
[Yule Log Audio] Mary, Did you Know? - Pentatonix

746 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:08
[Yule Log Audio] Dance of the Sugar Plum Fairy - Pentatonix

574 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:06
[Yule Log Audio] It's the Most Wonderful Time of the Year - Pentatonix

679 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:43
[Yule Log Audio] Santa Claus is Coming to Town - Pentatonix

688 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:14 Popular
[Yule Log Audio] Silent Night - Pentatonix

724 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:27
[Yule Log Audio] Let it Go - Pentatonix

604 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:04
Pentatonix Holiday Video Guide

598 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:24 Popular
[Yule Log Audio] This Christmas - Pentatonix

778 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:42 Popular
[Yule Log Audio] Angels We Have Heard on High - Pentatonix

1,380 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
Featured
03:14 Popular
[Yule Log Audio] Carol of the Bells - Pentatonix

867 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:04
[Yule Log Audio] Go Tell It On the Mountain - Pentatonix

569 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:12 Popular
[Yule Log Audio] Little Drummer Boy - Pentatonix

713 views / 4 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:36
[Yule Log Audio] O Come, O Come Emmanuel - Pentatonix

585 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:26 Popular
[Yule Log Audio] O Holy Night - Pentatonix

721 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:44
[Yule Log Audio] The Christmas Song (Chestnuts Roasting on an Open Fire) - Pentatonix

577 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
00:58
SUMMER TOUR ANNOUNCEMENT - WE’RE GOING ON THE ROAD WITH KELLY CLARKSON!!!

628 views / 0 likes - added 9 years ago

For all the tour pre-sale details, visit KellyClarkson.com NOW and check to see if we’re is coming to a city near you. See our upcoming On My Way Home World Tour dates below or head to PTXofficial.com. Can’t wait to see you!! _____________________________
03:44 Popular
Baseball Hall of Fame 3 of 10: Going Pro

725 views / 0 likes - added 9 years ago

The third installment of 10 webisodes featuring The National Baseball Hall of Fame - produced by Great Museums TV using footage from the shoot for the original GREAT MUSEUMS episode, which aired on national public television. For more information, visit h
00:20
Rock and Roll Hall of Fame Induction with Great Museums

677 views / 0 likes - added 9 years ago

Great Museums films Cleveland's biggest party, an event that happens only every 3 years - Rock Hall's Induction Ceremony. Watch Executive Producer Marc Doyle at the scene of the festivities. See more at http://greatmuseums.org.
04:33
Great Museums Television: Highlights

573 views / 0 likes - added 9 years ago

GREAT MUSEUMS is an award-winning television series celebrating the museum world—in the U.S. and abroad—created by executive producers Marc Doyle and Chesney Blankenstein Doyle. The series opens the doors of museums to millions of viewers through public t
02:53 Popular
Sesame Street: Transylvania 1-2-3-4-5 Song

1,224 views / 6 likes - added 9 years ago

Welcome to open stage night at Birdland. Put your wings up for tonight's first musical treat. It's The Count and his All-Bat Band performing Transylvania 1-2-3-4-5! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?ad
01:53 Popular
Sesame Street: Five Kangaroos with Jessica Mauboy!

1,773 views / 0 likes - added 9 years ago

1,2,3,4,5 Kangaroos! Hop hop hop 5 big red kangaroos! How many Kangaroos do you count dancing in the sand? Jessica Mauboy counted 5. Count along and sing with her in the land down under! Subscribe to the Sesame Street Channel here: http://www.youtube.com/
01:23 Popular
Sesame Street: Let's Count to Three (1,2,3)

1,008 views / 0 likes - added 9 years ago

Let's count to three! How many jellyfish do you see? How many loops do you see? How many comets? How many fireworks? Things sure are neat when they come in groups of three's! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription
00:38
Sesame Street:“M is for Mystery” Preview

635 views / 0 likes - added 9 years ago

There are mysteries afoot on Sesame Street! Grab your detective hat and join your furry friends to solve these whodunits! When items beginning with the letter“R” start vanishing, Detective Alfie Betts is on the case with a little help from Elmo and Abby!
00:51 Popular
Sesame Street: 1D Visits Sesame Street (One Direction Too!)

1,186 views / 1 likes - added 9 years ago

1D! 1D! 1D! We love the number 1 and the letter D! They're both so dreamy! The way number 1 is before 2 and 3 makes our hearts leap. And who can resist letter D. He's right after C, but right before E. What a letter! 1D might be the most popular act in sh
01:13 Popular
Sesame Street: Number 1 (Number of the Day)

1,756 views / 0 likes - added 9 years ago

Number 1! Number 1! Number 1! You might be wondering who: who is number 1? And the answer is simple: number 1! Number 1 is such a great number. Number 1 is a fearless leader, coming before all the other numbers, leading the pack and helping you get to num
01:14 Popular
Sesame Street: Number 3 (Number of the Day Song)

2,149 views / 0 likes - added 9 years ago

Oh 3! You magical number, you. You are the number of tricycles, blind mice, and little kittens! What a pleasure it is to to count to you. Such a comfort passing through 1, and 2, and getting to you. Subscribe to the Sesame Street Channel here: http://www.
00:50 Popular
Sesame Street: Watch&Play with Sesame Street GO (App Preview)

1,247 views / 0 likes - added 9 years ago

Sesame Street Go is a subscription video on demand app that delivers all your favorite Sesame Street videos and games anytime, anywhere! Download the app for free and get an unlimited 48 hour all-access pass or sign up for just $3.99 a month or $29.99 a y
00:38 Popular
Sesame Street:“The Best of Elmo 3” Preview

998 views / 0 likes - added 9 years ago

It’s all Elmo all the time in this collection of the best moments with everyone’s favorite furry red monster - Elmo! Elmo sings and dances his way through letters, numbers, vocabulary, and emotions with his Sesame Street pals. A few of Elmo's famous frien
03:19
Sesame Street: Salvatore Dada's Abstract Art

499 views / 0 likes - added 9 years ago

Behold abstract pieces of art,“2,” “3,” and “4.” Can you guess what the next art piece is named? Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet You can catch Sesame Street in the morning and t
12:06 Popular
Mesopotamia: Crash Course World History #3

823 views / 0 likes - added 9 years ago

In which John presents Mesopotamia, and the early civilizations that arose around the Fertile Crescent. Topics covered include the birth of territorial kingdoms, empires, Neo-Assyrian torture tactics, sacred marriages, ancient labor practices, the world's
10:26 Popular
Ecology - Rules for Living on Earth: Crash Course Biology #40

2,263 views / 0 likes - added 9 years ago

Hank introduces us to ecology - the study of the rules of engagement for all of us earthlings - which seeks to explain why the world looks and acts the way it does. The world is crammed with things, both animate and not, that have been interacting with ea
Featured
11:52 Popular
Fungi: Death Becomes Them - CrashCourse Biology #39

976 views / 2 likes - added 9 years ago

Death is what fungi are all about. By feasting on the deceased remains of almost all organisms on the planet, converting the organic matter back into soil from which new life will spring, they perform perhaps the most vital function in the global food web
10:24 Popular
The Plants&The Bees: Plant Reproduction - CrashCourse Biology #38

1,719 views / 0 likes - added 9 years ago

Hank gets into the dirty details about vascular plant reproduction: they use the basic alternation of generations developed by nonvascular plants 470 million years ago, but they've tricked it out so that it works a whole lot differently compared to the wa
11:54 Popular
Vascular Plants = Winning! - Crash Course Biology #37

1,100 views / 0 likes - added 9 years ago

Hank introduces us to one of the most diverse and important families in the tree of life - the vascular plants. These plants have found tremendous success and the their secret is also their defining trait: conductive tissues that can take food and water f
09:42 Popular
The Lives of Nonvascular Plants: Alternation of Generations - Crash Course Biology #36

1,396 views / 0 likes - added 9 years ago

Hank introduces us to nonvascular plants - liverworts, hornworts&mosses - which have bizarre features, kooky habits, and strange sex lives. Nonvascular plants inherited their reproductive cycle from algae, but have perfected it to the point where it i
12:17 Popular
Old&Odd: Archaea, Bacteria&Protists - CrashCourse Biology #35

844 views / 1 likes - added 9 years ago

Hank veers away from human anatomy to teach us about the (mostly) single-celled organisms that make up two of the three taxonomic domains of life, and one of the four kingdoms: Archaea, Bacteria, and Protists. They are by far the most abundant organisms o
11:21 Popular
Great Glands - Your Endocrine System: CrashCourse Biology #33

1,193 views / 1 likes - added 9 years ago

Hank fills us in on the endocrine system - the system of glands which produce and secrete different types of hormones directly into the bloodstream to regulate the body's growth, metabolism, and sexual development&function. Like CrashCourse on Facebook: h
15:02 Popular
Your Immune System: Natural Born Killer - Crash Course Biology #32

920 views / 0 likes - added 9 years ago

Hank tells us about the team of deadly ninja assassins that is tasked with protecting our bodies from all the bad guys that want to kill us - also known as our immune system. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCour
12:52 Popular
Big Guns: The Muscular System - CrashCourse Biology #31

1,781 views / 1 likes - added 9 years ago

Hank tells us the story of the complicated chemical dance that allows our skeletal muscles to contract and relax. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCourse: http://www.facebook.com/YouTubeCrashCourse Follow CrashCo
13:11 Popular
The Skeletal System: It's ALIVE! - CrashCourse Biology #30

1,301 views / 1 likes - added 9 years ago

Hank introduces us to the framework of our bodies, our skeleton, which apart from being the support and protection for all our fleshy parts, is involved in many other vital processes that help our bodies to function properly. Crash Course Biology is now a
Featured
12:21 Popular
The Excretory System: From Your Heart to the Toilet - CrashCourse Biology #29

1,291 views / 1 likes - added 9 years ago

Hank takes us on the fascinating journey through our excretory system to learn how our kidneys make pee. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCourse on Facebook: http://www.facebook.com/YouTubeCrashCourse Follow Cras
11:53 Popular
The Digestive System: CrashCourse Biology #28

1,075 views / 6 likes - added 9 years ago

Hank takes us through the bowels of the human digestive system and explains why it's all about surface area. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like Crash Course? http://www.facebook.com/youtubecrashcourse Follow Crash Cours
11:40 Popular
Circulatory&Respiratory Systems - CrashCourse Biology #27

2,260 views / 0 likes - added 9 years ago

Hank takes us on a trip around the body - we follow the circulatory and respiratory systems as they deliver oxygen and remove carbon dioxide from cells, and help make it possible for our bodies to function. Crash Course Biology is now available on DVD! ht
12:10 Popular
Chordates - CrashCourse Biology #24

1,633 views / 0 likes - added 9 years ago

Hank introduces us to ourselves by taking us on a journey through the fascinatingly diverse phyla known as chordata. And the next time someone asks you who you are, you can give them the facts: you're a mammalian amniotic tetrapodal sarcopterygian osteich
11:31 Popular
Simple Animals: Sponges, Jellies,&Octopuses - Crash Course Biology #22

847 views / 0 likes - added 9 years ago

Hank introduces us to the "simplest" of the animals, complexity-wise: beginning with sponges (whose very inclusion in the list as "animals" has been called into question because they are so simple) and finishing with the most complex molluscs, octopuses a
08:51 Popular
Comparative Anatomy: What Makes Us Animals - Crash Course Biology #21

1,764 views / 0 likes - added 9 years ago

Hank introduces us to comparative anatomy, which studies the similarities and differences in animal anatomy to support the theory of evolution and the shared ancestry of living things. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like
11:44 Popular
Evolution: It's a Thing - Crash Course Biology #20

1,150 views / 0 likes - added 9 years ago

Hank gets real with us in a discussion of evolution - it's a thing, not a debate. Gene distribution changes over time, across successive generations, to give rise to diversity at every level of biological organization. Crash Course Biology is now availabl
Featured
12:16 Popular
Taxonomy: Life's Filing System - Crash Course Biology #19

1,248 views / 0 likes - added 9 years ago

Hank tells us the background story and explains the importance of the science of classifying living things, also known as taxonomy. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com/You
Featured
11:05 Popular
Population Genetics: When Darwin Met Mendel - Crash Course Biology #18

940 views / 0 likes - added 9 years ago

Hank talks about population genetics, which helps to explain the evolution of populations over time by combing the principles of Mendel and Darwin, and by means of the Hardy-Weinberg equation. Crash Course Biology is now available on DVD! http://dft.ba/-8
10:57 Popular
Evolutionary Development: Chicken Teeth - Crash Course Biology #17

1,072 views / 0 likes - added 9 years ago

Hank introduces us to the relatively new field of evolutionary developmental biology, which compares the developmental processes of different organisms to determine their ancestral relationship, and to discover how those processes evolved. Also fruit flie
Featured
11:32 Popular
Animal Development: We're Just Tubes - Crash Course Biology #16

874 views / 0 likes - added 9 years ago

Hank discusses the process by which organisms grow and develop, maintaining that, in the end, we're all just tubes. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com/youtubecrashcourse
Featured
10:25 Popular
Speciation: Of Ligers&Men - Crash Course Biology #15

1,495 views / 0 likes - added 9 years ago

Hank explains speciation - the evolutionary process by which new biological species arise - in terms of finches, ligers, mules, and dogs. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.c
12:45 Popular
Natural Selection - Crash Course Biology #14

2,024 views / 0 likes - added 9 years ago

Hank guides us through the process of natural selection, the key mechanism of evolution. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like CrashCourse on Facebook: http://www.fa
Featured
11:43 Popular
Cell Meiosis: Crash Course Biology #13

994 views / 0 likes - added 9 years ago

Hank gets down to the nitty gritty about meiosis, the special type of cell division that is necessary for sexual reproduction in eukaryotic organisms. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Compl
10:48 Popular
Mitosis: Splitting Up is Complicated - Crash Course Biology #12

1,419 views / 0 likes - added 9 years ago

Hank describes mitosis and cytokinesis - the series of processes our cells go through to divide into two identical copies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras
Featured
14:08 Popular
DNA, Hot Pockets,&The Longest Word Ever: Crash Course Biology #11

1,135 views / 0 likes - added 9 years ago

Hank imagines himself breaking into the Hot Pockets factory to steal their secret recipes and instruction manuals in order to help us understand how the processes known as DNA transcription and translation allow our cells to build proteins. Crash Course B
12:59 Popular
DNA Structure and Replication: Crash Course Biology #10

1,197 views / 0 likes - added 9 years ago

Hank introduces us to that wondrous molecule deoxyribonucleic acid - also known as DNA - and explains how it replicates itself in our cells. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series
13:15 Popular
Photosynthesis: Crash Course Biology #8

1,055 views / 3 likes - added 9 years ago

Hank explains the extremely complex series of reactions whereby plants feed themselves on sunlight, carbon dioxide and water, and also create some by products we're pretty fond of as well. Crash Course Biology is now available on DVD! http://dftba.com/pro
13:26 Popular
ATP&Respiration: Crash Course Biology #7

855 views / 0 likes - added 9 years ago

In which Hank does some push ups for science and describes the "economy" of cellular respiration and the various processes whereby our bodies create energy in the form of ATP. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/Cras
10:28 Popular
Plant Cells: Crash Course Biology #6

1,497 views / 1 likes - added 9 years ago

Hank describes why plants are so freaking amazing - discussing their evolution, and how their cells are both similar to&different from animal cells. Crash Course Biology now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-S
11:45 Popular
In Da Club - Membranes&Transport: Crash Course Biology #5

741 views / 0 likes - added 9 years ago

Hank describes how cells regulate their contents and communicate with one another via mechanisms within the cell membrane. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras
11:35 Popular
Eukaryopolis - The City of Animal Cells: Crash Course Biology #4

1,102 views / 0 likes - added 9 years ago

Hank tells us about the city of Eukaryopolis - the animal cell that is responsible for all the cool things that happen in our bodies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Se
14:09 Popular
Biological Molecules - You Are What You Eat: Crash Course Biology #3

1,542 views / 0 likes - added 9 years ago

Hank talks about the molecules that make up every living thing - carbohydrates, lipids, and proteins - and how we find them in our environment and in the food that we eat. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCou
Featured
12:33 Popular
That's Why Carbon Is A Tramp: Crash Course Biology #1

1,436 views / 0 likes - added 9 years ago

And thus begins the most revolutionary biology course in history. Come and learn about covalent, ionic, and hydrogen bonds. What about electron orbitals, the octet rule, and what does it all have to do with a mad man named Gilbert Lewis? It's all containe
11:27 Popular
The Natives and the English - Crash Course US History #3

939 views / 2 likes - added 9 years ago

In which John Green teaches you about relations between the early English colonists and the native people the encountered in the New World. In short, these relations were poor. As soon as they arrived, the English were in conflict with the native people.
10:15 Popular
Polymers - Crash Course Chemistry #45

2,009 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
08:38 Popular
Hydrocarbon Derivatives - Crash Course Chemistry #43

1,120 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
09:50 Popular
Aromatics and Cyclic Compounds - Crash Course Chemistry #42

1,822 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
09:36 Popular
Alkenes&Alkynes - Crash Course Chemistry #41

1,092 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
11:32 Popular
Hydrocarbon Power! - Crash Course Chemistry #40

913 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
09:04 Popular
Electrochemistry: Crash Course Chemistry #36

1,494 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
08:20 Popular
Network Solids and Carbon: Crash Course Chemistry #34

941 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
09:57
Kinetics: Chemistry's Demolition Derby - Crash Course Chemistry #32

639 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
11:41 Popular
Buffers, the Acid Rain Slayer: Crash Course Chemistry #31

1,022 views / 2 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
11:23 Popular
pH and pOH: Crash Course Chemistry #30

920 views / 1 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
09:29 Popular
Equilibrium Equations: Crash Course Chemistry #29

745 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
11:04 Popular
Liquids: Crash Course Chemistry #26

750 views / 1 likes - added 9 years ago

In this episode of Crash Course Chemistry, Hank gives you the low down on things like London Dispersion Forces, Hydrogen Bonds, Cohesion, Adhesion, Viscosity, Capillary Action, Surface Tension, and why liquids are just... WEIRD! -- TABLE OF CONTENTS Londo
10:52 Popular
Orbitals: Crash Course Chemistry #25

891 views / 0 likes - added 9 years ago

In this episode of Crash Course Chemistry, Hank discusses what Molecules actually look like and why, some quantum-mechanical three dimensional wave functions are explored, he touches on hybridization, and delves into sigma and pi bonds. -- Table of Conten
09:03 Popular
Lab Techniques&Safety: Crash Course Chemistry #21

937 views / 0 likes - added 9 years ago

Hank takes a break from the desk to bring you to the lab in order to demonstrate some important points about the practical side of chemistry - experimentation in the laboratory. You'll learn what to wear in the lab, how to dispose of chemicals safely, how
11:57 Popular
Calorimetry: Crash Course Chemistry #19

736 views / 0 likes - added 9 years ago

Today's episode dives into the HOW of enthalpy. How we calculate it, and how we determine it experimentally...even if our determinations here at Crash Course Chemistry are somewhat shoddy. -- Table of Contents Hess' Law 2:30 Calorimeter 3:12 Calorimetry 3
09:26
Energy&Chemistry: Crash Course Chemistry #17

647 views / 0 likes - added 9 years ago

Grumpy Professor Hank admits to being wrong about how everything is chemicals. But he now wants you to listen as he blows your mind with a new sweeping statement: everything (yes, really everything this time) is energy. What?! This week, Hank takes us on
11:35
Real Gases: Crash Course Chemistry #14

577 views / 0 likes - added 9 years ago

Hank bursts our ideal gas law bubble, er, balloon, and brings us back to reality, explaining how the constants in the gas law aren't all that constant; how the ideal gas law we've spent the past two weeks with has to be corrected for volume because atoms
11:45 Popular
Ideal Gas Problems: Crash Course Chemistry #13

935 views / 0 likes - added 9 years ago

We don't live in a perfect world, and neither do gases - it would be great if their particles always fulfilled the assumptions of the ideal gas law, and we could use PV=nRT to get the right answer every time. Unfortunately, the ideal gas law (like our cul
10:43
How To Speak Chemistrian: Crash Course Chemistry #11

656 views / 0 likes - added 9 years ago

Learning to talk about chemistry can be like learning a foreign language, but Hank is here to help with some straightforward and simple rules to help you learn to speak Chemistrian like a native. Table of Contents Determining Formulas and Names of Monatom
11:13 Popular
Redox Reactions: Crash Course Chemistry #10

1,133 views / 0 likes - added 9 years ago

All the magic that we know is in the transfer of electrons. Reduction (gaining electrons) and oxidation (the loss of electrons) combine to form Redox chemistry, which contains the majority of chemical reactions. As electrons jump from atom to atom, they c
10:59
The Creation of Chemistry - The Fundamental Laws: Crash Course Chemistry #3

634 views / 0 likes - added 9 years ago

Today's Crash Course Chemistry takes a historical perspective on the creation of the science, which didn't really exist until a super-smart, super-wealthy Frenchman put the puzzle pieces together - Hank tells the story of how we went from alchemists to ch
10:41
Aggression V. Altruism: Crash Course Psychology #40

691 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
10:08 Popular
Social Influence: Crash Course Psychology #38

778 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
09:50 Popular
The Growth of Knowledge: Crash Course Psychology #18

1,044 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
11:20 Popular
The Power of Motivation: Crash Course Psychology #17

1,026 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
10:14 Popular
The Chemical Mind - Crash Course Psychology #3

945 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
10:51 Popular
Psychological Research - Crash Course Psychology #2

812 views / 1 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
13:33 Popular
Japan in the Heian Period and Cultural History: Crash Course World History 227

1,327 views / 7 likes - added 9 years ago

In which John Green teaches you about what westerners call the middle ages and the lives of the aristocracy...in Japan. The Heian period in Japan lasted from 794CE to 1185CE, and it was an interesting time in Japan. Rather than being known for a thriving
13:41 Popular
Iran's Revolutions: Crash Course World History 226

774 views / 0 likes - added 9 years ago

In which John Green teaches you about Iran's Revolutions. Yes, revolutions plural. What was the1979 Iranian Revolution about? It turns out, Iran has a pretty long history of unrest in order to put power in the hands of the people, and the most recent revo
12:14 Popular
War and Nation Building in Latin America: Crash Course World History 225

898 views / 0 likes - added 9 years ago

In which John Green teaches you about nation building and nationalism in Latin America. Sometimes, the nations of Latin America get compared to the nations of Europe, and are found wanting. This is kind of a silly comparison. The rise of democratic, econo
11:09
Water and Classical Civilizations: Crash Course World History 222

692 views / 1 likes - added 9 years ago

In which John Green teaches you about water! So, we talk about resources a lot on Crash Course, and today is no exception. It turns out people can't live without water, which means it's absolutely necessary for civilization. Today John talks about water i
15:05 Popular
The Evolutionary Epic: Crash Course Big History #5

1,006 views / 0 likes - added 9 years ago

In which John Green, Hank Green, and Emily Graslie teach you about evolution. So, in the last 3.8 billion years, life on Earth has evolved from single-celled prokaryotes to the dizzying array of life we have today. So how did all this happen? We'll talk a
14:33 Popular
The Sun&The Earth: Crash Course Big History #3

949 views / 2 likes - added 9 years ago

In which John Green, Hank Green, and Emily Graslie teach you about our Sun, and the formation of the planets. We're going to focus on the formation and development of the Earth, because that's where people live. You'll learn about the Solar nebula, the bi
08:49 Popular
Autonomic Nervous System: Crash Course A&P #13

1,523 views / 1 likes - added 9 years ago

Hank takes you on a tour of your two-part autonomic nervous system. This episode explains how your sympathetic nervous system and parasympathetic nervous system work together as foils, balancing each other out. Their key anatomical differences - where ner
10:02 Popular
Peripheral Nervous System: Crash Course A&P #12

1,542 views / 2 likes - added 9 years ago

It is now time to meet the system that helps your crazy brain stay in touch with the outside world. We follow up last week's tour of the central nervous system with a look at your peripheral nervous system, its afferent and efferent divisions, how it proc
10:08 Popular
Central Nervous System: Crash Course A&P #11

1,202 views / 1 likes - added 9 years ago

Today Hank talks about your central nervous system. In this episode we'll explore how your brain develops and how important location is for each of your brain's many functions. Table of Contents Central Nervous System, Location and Brain Function 1:48 Bra
10:57 Popular
The Nervous System, Part 3 - Synapses!: Crash Course A&P #10

1,427 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: NerdFighteria FROM: Dave at DTXC.CO Cycling t-shirts at DTXC.CO. Don't give up the Road! DFTBA! *** Subbable Co-Sponsors: Logan Sanders https://www.facebook.com/perrylogans Dr. Boyev http://youtube.com/taichiknees *** You can di
11:44 Popular
The Nervous System, Part 2 - Action! Potential!: Crash Course A&P #9

1,155 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Carla FROM: Christopher Next stop is whenever. Just be like, "stop." *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if
10:36 Popular
The Nervous System, Part 1: Crash Course A&P #8

1,180 views / 1 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Kerry FROM: Cale I love you with all my ha-art. Deadset. *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can aff
09:57 Popular
The Integumentary System, Part 2 - Skin Deeper: Crash Course A&P #7

762 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Helle Søndergaard FROM: Martin Søndergaard Congratulations for finishing first semester on physiotherapy! I'm so proud! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as
10:29 Popular
Tissues, Part 3 - Connective Tissues: Crash Course A&P #4

1,148 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Ashley FROM: Fee Happy birthday nerd also I love you lots and lots *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if y
10:16 Popular
Tissues, Part 2 - Epithelial Tissue: Crash Course A&P #3

1,551 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO : Phoebe and James McMullan FROM : Dad Continue being awesome Phoebe&James from John&Hank! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
11:21 Popular
Introduction to Anatomy&Physiology: Crash Course A&P #1

856 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
09:51 Popular
The Moon: Astronomy #12

961 views / 1 likes - added 9 years ago

Join Phil for a tour of our capital-M Moon, from surface features, inside to the core, and back in time to theories about its formation. This episode is brought to you by Squarespace: http://www.squarespace.com/crashcourse -- Table of Contents Many Millio
10:03 Popular
The Gravity of the Situation: Crash Course Astronomy #7

772 views / 0 likes - added 9 years ago

In today's episode, Phil looks at how gravity plays out across the universe. This episode is sponsored by Squarespace: http://www.squarespace.com/crashcourse -- Gravity is a Force 2:17 Different Types of Orbit 3:41 Escape Velocity 5:30 Weightless Mass 7:0
10:32 Popular
Eclipses: Crash Course Astronomy #5

840 views / 0 likes - added 9 years ago

The big question in the comments last week was, "BUT WHAT ABOUT ECLIPSES?" Today, Phil breaks 'em down for you. This episode is sponsored by Squarespace: http://www.squarespace.com/crashcourse -- As promised, Phil's sun spotting recommendations: Astronome
09:29
Cycles in the Sky: Crash Course Astronomy #3

635 views / 0 likes - added 9 years ago

This week we build on our naked eye observations from last week and take a look at the cyclical phenomena that we can see at work in the universe. -- Table of Contents: Naked Eye Observations 0:28.4 Constellations 3:09.7 The Color of Stars 2:44.5 View of
11:17
Naked Eye Observations: Crash Course Astronomy #2

674 views / 0 likes - added 9 years ago

Today on Crash Course Astronomy, Phil invites you to head outside and take a look at all the incredible things you can see with your naked eye. -- Table of Contents: Naked Eye Observations 0:28.4 Constellations 3:09.7 The Color of Stars 2:44.5 View of the
12:12 Popular
Introduction to Astronomy: Crash Course Astronomy #1

731 views / 3 likes - added 9 years ago

Welcome to the first episode of Crash Course Astronomy. Your host for this intergalactic adventure is the Bad Astronomer himself, Phil Plait. We begin with answering a question: "What is astronomy?" -- Table of Contents: What is Astronomy? 3:00 Who Studie
08:31 Popular
Separation of Powers and Checks and Balances: Crash Course Government and Politics #3

1,698 views / 2 likes - added 9 years ago

In which Craig Benzine teaches you about the US Governments Separation of powers and the system of checks and balances. In theory, the Legislative Branch, the Executive Branch, and the Judicial Brach are designed to keep each other in check, and to keep a
08:39
Test 3 Section 2 Part 5

577 views / 0 likes - added 9 years ago

Problems 18-20 on starting on page 522
10:48
Magnetism 3

642 views / 0 likes - added 9 years ago

Whats happens when a speeding proton goes through a magnetic field More free lessons at: http://www.khanacademy.org/video?v=LTuGQy4rmmo
12:21
Circuits (part 3)

470 views / 0 likes - added 9 years ago

Resistors in parallel More free lessons at: http://www.khanacademy.org/video?v=ZrMw7P6P2Gw
10:25
Thermodynamics (part 3)

413 views / 0 likes - added 9 years ago

Introduction to Kelvin. Example of a problem involving the ideal gas law More free lessons at: http://www.khanacademy.org/video?v=HvYUKRMT0VI
09:55
Fluids (part 3)

469 views / 0 likes - added 9 years ago

Pressure in a fluid at depth More free lessons at: http://www.khanacademy.org/video?v=5EWjlpc0S00
09:44
Harmonic Motion Part 3 (no calculus)

555 views / 0 likes - added 9 years ago

Figuring out the period, frequency, and amplitude of the harmonic motion of a mass attached to a spring. More free lessons at: http://www.khanacademy.org/video?v=oqBHBO8cqLI
10:35
Mechanical Advantage (part 3)

497 views / 0 likes - added 9 years ago

Introduction to pulleys and wedges More free lessons at: http://www.khanacademy.org/video?v=vSsK7Rfa3yA
02:39 Popular
Optimal angle for a projectile part 3 - Horizontal distance as a function of angle (and speed)

1,249 views / 0 likes - added 9 years ago

Horizontal distance as a function of angle (and speed) More free lessons at: http://www.khanacademy.org/video?v=-h_x8TwC1ik
10:36
Probability and Combinations (part 2)

635 views / 0 likes - added 9 years ago

Making at least 3 out of 5 free throws. More free lessons at: http://www.khanacademy.org/video?v=W7DmsJKLoxc
09:10 Popular
Probability using Combinations

746 views / 0 likes - added 9 years ago

Probability of getting exactly 3 heads in 8 flips of a fair coin. More free lessons at: http://www.khanacademy.org/video?v=Xqfcy1rqMbI
10:06
Probability (part 3)

667 views / 0 likes - added 9 years ago

More on probability. More free lessons at: http://www.khanacademy.org/video?v=wBDOCvHYckE
06:52
Exactly Three Heads in Five Flips

671 views / 0 likes - added 9 years ago

Probability of exactly 3 heads in 5 flips using combinations More free lessons at: http://www.khanacademy.org/video?v=udG9KhNMKJw
09:57
Singapore Math: Grade 3a Unit 2 (part 3)

476 views / 0 likes - added 9 years ago

A man selling balloons at a carnival.
13:18
Singapore Math: Grade 3a, Unit 1 (part 3)

621 views / 0 likes - added 9 years ago

Objectives: Read and write numbers less than 10,000. Relate each digit in a 4-digit number to its place value. Compare and order numbers within 10,000.
14:34 Popular
Linear Algebra: Finding Eigenvectors and Eigenspaces example

727 views / 0 likes - added 9 years ago

Finding the eigenvectors and eigenspaces of a 2x2 matrix More free lessons at: http://www.khanacademy.org/video?v=3-xfmbdzkqc
13:57 Popular
Linear Algebra: Gram-Schmidt example with 3 basis vectors

702 views / 0 likes - added 9 years ago

Gram-Schmidt example with 3 basis vectors More free lessons at: http://www.khanacademy.org/video?v=ZRRG386v6DI
16:55 Popular
Linear Algebra: Determinant when row is added

923 views / 0 likes - added 9 years ago

The determinant when one matrix has a row that is the sum of the rows of other matrices (and every other term is identical in the 3 matrices) More free lessons at: http://www.khanacademy.org/video?v=VrB3LaSD_uo
11:35
Null Space 3: Relation to Linear Independence

671 views / 0 likes - added 9 years ago

Understanding how the null space of a matrix relates to the linear independence of its column vectors More free lessons at: http://www.khanacademy.org/video?v=vFctYRhK2M0
12:08
Matrices: Reduced Row Echelon Form 3

689 views / 0 likes - added 9 years ago

And another example of solving a system of linear equations by putting an augmented matrix into reduced row echelon form More free lessons at: http://www.khanacademy.org/video?v=JVDrlTdzxiI
16:53
Span and Linear Independence Example

537 views / 0 likes - added 9 years ago

Determining whether 3 vectors are linearly independent and/or span R3 More free lessons at: http://www.khanacademy.org/video?v=9kW6zFK5E5c
15:26
Solving 3 Equations with 3 Unknowns

635 views / 0 likes - added 9 years ago

Solving 3 equations with 3 unknowns (old video from July 2008)
08:02 Popular
3-variable linear equations (part 1)

721 views / 0 likes - added 9 years ago

Visual intuition of a 3-variable linear equation.
13:36
Inverting Matrices (part 3)

678 views / 0 likes - added 9 years ago

Using Gauss-Jordan elimination to invert a 3x3 matrix. More free lessons at: http://www.khanacademy.org/video?v=obts_JDS6_Q
10:45
Laplace Transform 3 (L{sin(at)})

599 views / 0 likes - added 9 years ago

Laplace Transform of sin(at) (part 1) More free lessons at: http://www.khanacademy.org/video?v=gMcs6RF_LrQ
08:10
Undetermined Coefficients 3

555 views / 0 likes - added 9 years ago

Another example where the nonhomogeneous part is a polynomial More free lessons at: http://www.khanacademy.org/video?v=I3vIAzMcm4Y
10:12
Complex roots of the characteristic equations 3

545 views / 0 likes - added 9 years ago

Lets do an example with initial conditions! More free lessons at: http://www.khanacademy.org/video?v=rGaM6pwqhB0
05:59
2nd Order Linear Homogeneous Differential Equations 3

583 views / 1 likes - added 9 years ago

Let's use some initial conditions to solve for the particular solution More free lessons at: http://www.khanacademy.org/video?v=UyCwAFQt4v0
09:59
Exact Equations Example 3

547 views / 0 likes - added 9 years ago

One more exact equation example More free lessons at: http://www.khanacademy.org/video?v=eu_GFuU7tLI
09:49
Housing Price Conundrum (part 3)

535 views / 0 likes - added 9 years ago

Why did lending standards become more and more lax from 2000 to 2006? More free lessons at: http://www.khanacademy.org/video?v=aAfMps_VyOY
21:28
FRB Commentary 3: Big Picture

669 views / 0 likes - added 9 years ago

Summary of thoughts in last two videos. Discussion of why Fractional Reserve Banking is a subsidy to banks and allows them to arbitrage the yield curve. More free lessons at: http://www.khanacademy.org/video?v=8SAMey9Gl5I
11:48
Banking 3: Fractional Reserve Banking

690 views / 0 likes - added 9 years ago

Fractional reserve banking and the multiplier effect. Introduction to the money supply. More free lessons at: http://www.khanacademy.org/video?v=nH2-37rTA8U
10:33
Bailout 3: Book value vs. market value

677 views / 0 likes - added 9 years ago

What it means when the market value of a stock is different from its book value. More free lessons at: http://www.khanacademy.org/video?v=TUOQZjotyAQ
10:14
ANOVA 3 -Hypothesis Test with F-Statistic

690 views / 0 likes - added 9 years ago

Analysis of Variance 3 -Hypothesis Test with F-Statistic More free lessons at: http://www.khanacademy.org/video?v=Xg8_iSkJpAE
13:20 Popular
ANOVA 2 - Calculating SSW and SSB (Total Sum of Squares Within and Between).avi

782 views / 0 likes - added 9 years ago

Analysis of Variance 2 - Calculating SSW and SSB (Total Sum of Squares Within and Between).avi More free lessons at: http://www.khanacademy.org/video?v=j9ZPMlVHJVs
07:39 Popular
ANOVA 1 - Calculating SST (Total Sum of Squares)

796 views / 0 likes - added 9 years ago

Analysis of Variance 1 - Calculating SST (Total Sum of Squares) More free lessons at: http://www.khanacademy.org/video?v=EFdlFoHI_0I
10:54 Popular
Proof (Part 3) Minimizing Squared Error to Regression Line

724 views / 0 likes - added 9 years ago

Proof (Part 3) Minimizing Squared Error to Regression Line More free lessons at: http://www.khanacademy.org/video?v=u1HhUB3NP8g
16:13 Popular
Hypothesis Test Comparing Population Proportions

731 views / 0 likes - added 9 years ago

Hypothesis Test Comparing Population Proportions More free lessons at: http://www.khanacademy.org/video?v=dvSa_tx04hw
10:07 Popular
Hypothesis Test for Difference of Means

713 views / 0 likes - added 9 years ago

Hypothesis Test for Difference of Means More free lessons at: http://www.khanacademy.org/video?v=N984XGLjQfs
14:31
Large Sample Proportion Hypothesis Testing

670 views / 0 likes - added 9 years ago

Large Sample Proportion Hypothesis Testing More free lessons at: http://www.khanacademy.org/video?v=1JT9oODsClE
11:47
T-Statistic Confidence Interval

671 views / 0 likes - added 9 years ago

T-Statistic Confidence Interval (for small sample sizes) More free lessons at: http://www.khanacademy.org/video?v=hV4pdjHCKuA
09:04
Small Sample Hypothesis Test

674 views / 0 likes - added 9 years ago

Small Sample Hypothesis Test More free lessons at: http://www.khanacademy.org/video?v=D2sMsmL0ScQ
11:27
Hypothesis Testing and P-values

563 views / 0 likes - added 9 years ago

Hypothesis Testing and P-values More free lessons at: http://www.khanacademy.org/video?v=-FtlH4svqx4
13:27
Binomial Distribution 3

626 views / 0 likes - added 9 years ago

Basketball binomial distribution More free lessons at: http://www.khanacademy.org/video?v=vKNpQ_KTXvE
09:38
Unemployment Rate Primer

544 views / 0 likes - added 9 years ago

Understanding how the headline unemployment rate (U-3) is calculated More free lessons at: http://www.khanacademy.org/video?v=9DGbDx5xQNo
13:21
Inflation&Deflation 3: Obama Stimulus Plan

611 views / 0 likes - added 9 years ago

Is the stimulus large enough to offset the demand shock caused by the contraction in credit? Will it lead to inflation? More free lessons at: http://www.khanacademy.org/video?v=sZRkERfzzn4
12:59
Cupcake Economics 3

604 views / 0 likes - added 9 years ago

Using our spreadsheet to show why prices decrease when utilization is low and prices increase when utilization is high. More free lessons at: http://www.khanacademy.org/video?v=8x1-TeDxblU
12:16 Popular
3-D Path Counting Brain Teaser

753 views / 0 likes - added 9 years ago

Extending the path counting to three dimensions More free lessons at: http://www.khanacademy.org/video?v=wRxzDOloS3o
12:17
Carnot Efficiency 3: Proving that it is the most efficient

489 views / 0 likes - added 9 years ago

Proving that a Carnot Engine is the most efficient engine More free lessons at: http://www.khanacademy.org/video?v=LUoUb4hGMH8
16:56 Popular
Proof: U=(3/2)PV or U=(3/2)nRT

798 views / 0 likes - added 9 years ago

Conceptual proof that the internal energy of an ideal gas system is 3/2 PV. More free lessons at: http://www.khanacademy.org/video?v=qSFY7GKhSRs
05:46
Ideal Gas Equation Example 3

468 views / 0 likes - added 9 years ago

Figuring out the mass of Oxygen we have. More free lessons at: http://www.khanacademy.org/video?v=69V-60sga3M
06:24
Adding Rational Expressions Example 3

567 views / 0 likes - added 9 years ago

Adding Rational Expressions Example 3
11:06
Word Problem Solving 3

591 views / 0 likes - added 9 years ago

Word problem solving strategies from chapter 3 of ck12.org Algebra I book
14:15
Percent Problems

573 views / 0 likes - added 9 years ago

Percent Problems from Chapter 3 of ck12.org Algebra I textbook
07:43
Permutations and Combinations 3

504 views / 0 likes - added 9 years ago

U12_L2_T3_we3 Permutations and Combinations 3 More free lessons at: http://www.khanacademy.org/video?v=SbpoyXTpC84 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:28
Independent Events 3

510 views / 0 likes - added 9 years ago

U12_L2_T2_we3 Independent Events 3 More free lessons at: http://www.khanacademy.org/video?v=2MYA8Ba2PvM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:09
Events and Outcomes 3

486 views / 0 likes - added 9 years ago

U12_L2_T1_we3 Events and Outcomes 3 More free lessons at: http://www.khanacademy.org/video?v=3_otNr9kRuY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:11
Deductive Reasoning 3

551 views / 0 likes - added 9 years ago

U12_L1_T4_we3 Deductive Reasoning 3 More free lessons at: http://www.khanacademy.org/video?v=lYLaaMObgkw Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:03
Inductive Reasoning 3

514 views / 0 likes - added 9 years ago

U12_L1_T3_we3 Inductive Reasoning 3 More free lessons at: http://www.khanacademy.org/video?v=pgfWkaySFGY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:12
Understanding Logical Statements 3

496 views / 0 likes - added 9 years ago

U12_L1_T2_we3 Understanding Logical Statements 3
02:52
Number Sets 3

530 views / 0 likes - added 9 years ago

U12_L1_T1_we3 Number Sets 3 More free lessons at: http://www.khanacademy.org/video?v=psyWUUkI-aw Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
07:59
Applying Rational Equations 3

455 views / 0 likes - added 9 years ago

U11_L2_T2_we3 Applying Rational Equations 3 More free lessons at: http://www.khanacademy.org/video?v=B0Z4s38YIgQ Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:32
Solving Rational Equations 3

453 views / 0 likes - added 9 years ago

U11_L2_T1_we3 Solving Rational Equations 3 More free lessons at: http://www.khanacademy.org/video?v=5wUJLMWZ5Fw Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:37
Adding and Subtracting Rational Expressions 3

572 views / 0 likes - added 9 years ago

U11_L1_T3_we3 Adding and Subtracting Rational Expressions 3 More free lessons at: http://www.khanacademy.org/video?v=IKsi-DQU2zo
04:10
Multiplying and Dividing Rational Expressions 3

479 views / 0 likes - added 9 years ago

U11_L1_T2_we3.1 Multiplying and Dividing Rational Expressions 3 More free lessons at: http://www.khanacademy.org/video?v=gcnk8TnzsLc Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:53
Simplifying Rational Expressions 3

433 views / 0 likes - added 9 years ago

U11_L1_T1_we3 Simplifying Rational Expressions 3 More free lessons at: http://www.khanacademy.org/video?v=ey_b3aPsRl8
06:57
Non-Linear Systems of Equations 3

485 views / 0 likes - added 9 years ago

U10_L2_T2_we3 Non-Linear Systems of Equations 3 More free lessons at: http://www.khanacademy.org/video?v=FksgVpM_iXs Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
06:46
Applying Quadratic Functions 3

513 views / 0 likes - added 9 years ago

U10_L2_T1_we3 Applying Quadratic Functions 3 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:59
Quadratic Formula 3

473 views / 0 likes - added 9 years ago

U10_L1_T3_we3 Quadratic Formula 3 More free lessons at: http://www.khanacademy.org/video?v=XUvKjC21fYU Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
06:14
Completing the Square 3

480 views / 0 likes - added 9 years ago

U10_L1_T2_we3 Completing the Square 3 More free lessons at: http://www.khanacademy.org/video?v=02h9yhc7ruc Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
06:24
Quadratic Functions 3

480 views / 0 likes - added 9 years ago

U10_L1_T1_we3 Quadratic Functions 3 More free lessons at: http://www.khanacademy.org/video?v=TgKBc3Igx1I Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:54
Solving Quadratic Equations by Factoring 3.avi

463 views / 0 likes - added 9 years ago

U09_L2_T2_we3 Solving Quadratic Equations by Factoring 3.avi More free lessons at: http://www.khanacademy.org/video?v=vl9o9XEfXtw Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:30
U09_L2_T1_we3 Factoring Special Products 3

515 views / 0 likes - added 9 years ago

U09_L2_T1_we3 Factoring Special Products 3 More free lessons at: http://www.khanacademy.org/video?v=YahJQvY396o Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

>> View anova 3 -hypothesis -statistic web videos