Search Results: "Vector calculus"
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09:10
Vector Dot Product and Vector Length
251 views / 0 likes  addedDefinitions of the vector dot product and vector length More free lessons at: http://www.khanacademy.org/video?v=WNuIhXo39_k

1:10:07
Khan Academy Live: AP Calculus
209 views / 0 likes  addedTaking AP Calculus? Prep for the exam with our free live tutoring session. Dave, one of our calculus experts, will review key concepts, solve sample questions, and share ways to avoid common mistakes. Prep for your AP Calculus exams on Khan Academy: https

1:27:26
Calculus 1 Lecture 1.1: An Introduction to Limits
414 views / 0 likes  addedCalculus 1 Lecture 1.1: An Introduction to Limits. Great intro video on Calculus.

04:39
NOVA  Zombies and Calculus (Part 1)  PBS
409 views / 1 likes  addedThe zombie apocalypse is here, and calculus explains why we can't quite finish them off. NOVA Facebook: https://www.facebook.com/NOVAonline NOVA Twitter: https://www.twitter.com/novapbs PRODUCTION CREDITS Produced by Ari Daniel www.aridanielshapiro.com Fo

08:22
Understanding Trends Through Calculus I The Great Courses
284 views / 0 likes  addedChange and Motion: Calculus Made Clear, 2nd Edition Try a free month trial of The Great Courses Plus here: https://www.thegreatcoursesplus.com/specialoffer?utm_source=US_OnlineVideo&utm_medium=SocialMediaEditorialYouTube&utm_campaign=136256 The True Geni

05:59
Combined Vector Operations Example
264 views / 0 likes  addedCombined vector operations example

03:18
Example Finding Components Of A Vector
257 views / 0 likes  addedExample finding components of a vector

19:53
Calculus at a Fifth Grade Level
293 views / 0 likes  addedThe foreign concepts of calculus often make it hard to jump right into learning it. If you ever wanted to dive into the world of mathematics  or if you are just having difficulty in your calculus class  and are having a hard time grasping the ideas, you

05:37
Figuring Out Vector Initial Point
349 views / 0 likes  addedFiguring out vector initial point

03:06
Finding Vector Magnitude From Components
249 views / 0 likes  addedFinding vector magnitude from components

10:16
Vector Components From Magnitude And Direction
239 views / 0 likes  addedVector components from magnitude and direction

06:42
More Examples Finding Vector Angles
317 views / 0 likes  addedMore examples finding vector angles

03:38
Example Calcuating Magnitude Of Vector From Graph
262 views / 0 likes  addedExample calcuating magnitude of vector from graph

05:49
Example Of Vector Magnitude From Initial And Terminal Points
315 views / 0 likes  addedExample of vector magnitude from initial and terminal points

06:21
Vector Components From Initial And Terminal Points
378 views / 0 likes  addedVector components from initial and terminal points

14:19
Vector Transformations
294 views / 0 likes  addedIntroduction to the notion of vector transformations More free lessons at: http://www.khanacademy.org/video?v=gAbadNuQEjI

04:22
Calculus Limits  Factoring Example
304 views / 0 likes  addedLearning Calculus limits is a breeze with this tutorial and video example.. This example teaches you how to solve limits by factoring. Check out my Calculus limits playlist if you want some harder examples. I also offer live tutoring if you need any extra

21:10
Matrix Vector Products
341 views / 0 likes  addedDefining and understanding what it means to take the product of a matrix and a vector More free lessons at: http://www.khanacademy.org/video?v=7Mo4S2wyMg4

09:54
Unit Vector Notation
224 views / 0 likes  addedExpressing a vector as the scaled sum of unit vectors More free lessons at: http://www.khanacademy.org/video?v=FaF3vezbSk

25:34
Linear Algebra: Vector Examples
256 views / 0 likes  addedVisually understanding basic vector operations More free lessons at: http://www.khanacademy.org/video?v=r4bH66vYjss

04:30
Calculus Limits  Easy Problem and Introduction
303 views / 0 likes  addedLearning Calculus limits is a breeze with this problem and introduction. This example is an easy problem. Check out my Calculus limits playlist if you want some harder examples. I also offer live tutoring if you need any extra help. Check out my website i

09:58
Normal vector from plane equation
323 views / 0 likes  addedFiguring out a normal vector to a plane from its equation More free lessons at: http://www.khanacademy.org/video?v=gw4wltP5tY

10:14
Calculus Proof that a=v^2/r
268 views / 0 likes  addedUsing calculus and vectors to show that centripetal acceleration = v^2/r

17:04
Matrix Vector Products as Linear Transformations
403 views / 0 likes  addedMatrix Vector Products as Linear Transformations More free lessons at: http://www.khanacademy.org/video?v=ondmopWLiEg

04:01
Product rule  Calculus derivatives tutorial
182 views / 0 likes  addedLearn how to take the derivative of a function using the product rule. This complete calculus derivatives tutorial explains why and how to use the product rule. To see all my calculus videos check out my website http://MathMeeting.com My name is Chris and

14:20
Matrices to solve a vector combination problem
257 views / 0 likes  addedUsing matrices to figure out if some combination of 2 vectors can create a 3rd vector More free lessons at: http://www.khanacademy.org/video?v=gsNgdVdAT1o

17:32
Linear Transformations as Matrix Vector Products
398 views / 0 likes  addedShowing how ANY linear transformation can be represented as a matrix vector product More free lessons at: http://www.khanacademy.org/video?v=PErhLkQcpZ8

12:07
Linear Algebra: Transpose of a Vector
310 views / 0 likes  addedTranspose of a column vector. Matrixmatrix products using vectors More free lessons at: http://www.khanacademy.org/video?v=lSoaMCNKfAg

10:46
Proving Vector Dot Product Properties
308 views / 0 likes  addedProving the "associative", "distributive" and "commutative" properties for vector dot products. More free lessons at: http://www.khanacademy.org/video?v=rVQ3G9epCjw

16:41
Expressing a Projection on to a line as a Matrix Vector prod
332 views / 0 likes  addedExpressing a Projection on to a line as a Matrix Vector prod More free lessons at: http://www.khanacademy.org/video?v=JK8XNIoAkI

09:05
Linear Alg: Projection is closest vector in subspace
353 views / 0 likes  addedShowing that the projection of x onto a subspace is the closest vector in the subspace to x More free lessons at: http://www.khanacademy.org/video?v=b269qpILOpk

13:53
Defining a plane in R3 with a point and normal vector
365 views / 0 likes  addedDetermining the equation for a plane in R3 using a point on the plane and a normal vector More free lessons at: http://www.khanacademy.org/video?v=UJxgcVaNTqY

09:13
Unit Vector Notation (part 2)
265 views / 0 likes  addedMore on unit vector notation. Showing that adding the x and y components of two vectors is equivalent to adding the vectors visually using the headtotail method More free lessons at: http://www.khanacademy.org/video?v=595Tiga1gIg

06:51
NOVA  Zombies and Calculus (Part 2)  PBS
423 views / 2 likes  addedYou're being chased by zombies, and understanding tangent vectors may save your life. NOVA Facebook: https://www.facebook.com/NOVAonline NOVA Twitter: https://www.twitter.com/novapbs PRODUCTION CREDITS Produced by Ari Daniel www.aridanielshapiro.com Follo

15:43
Calculus: Derivatives 1 (new HD version)
414 views / 0 likes  addedCalculusDerivative: Understanding that the derivative is just the slope of a curve at a point (or the slope of the tangent line) More free lessons at: http://www.khanacademy.org/video?v=ANyVpMS3HL4

04:41
What is a vector?  David Huynh
247 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/whatisavectordavidhuynh Physicists, air traffic controllers, and video game creators all have at least one thing in common: vectors. But what exactly are they, and why do they matter? David Huynh explains h

04:56
Optional Calculus Proof to Show that MR has Twice Slope of Demand
241 views / 0 likes  addedUsing some basic calculus to show that marginal revenue has twice the slope of the demand curve for a monopolist More free lessons at: http://www.khanacademy.org/video?v=atI4QH2acuw

12:22
Exponential Decay Formula Proof (can skip, involves Calculus)
300 views / 0 likes  addedShowing that N(t)=Ne^(kt) describes the amount of a radioactive substance we have at time T. For students with background in Calculus. Not necessary for intro chemistry class. More free lessons at: http://www.khanacademy.org/video?v=H7nrVDV8ahc

11:51
Optimization  Calculus
303 views / 0 likes  addedOptimization is explained completely in this calculus video. I also provided the links for my other optimization videos as well. Optimization  "minimum sum of two numbers" example https://www.youtube.com/watch?v=WJy3EEJPV3g Optimization  "Maximum volume

02:33
Integration By Parts  Calculus Practice Quiz
322 views / 0 likes  addedLearn integration by parts with this fun interactive calculus quiz. I also provided the solutions to every question. Solution #1: https://www.youtube.com/watch?v=01ZAriWg97I Solution #2: https://www.youtube.com/watch?v=A_meH96bi8 Solution #3: https://www

09:46
Harmonic Motion Part 2 (calculus)
225 views / 0 likes  addedWe test whether Acos(wt) can describe the motion of the mass on a spring by substituting into the differential equation F=kx More free lessons at: http://www.khanacademy.org/video?v=xoUppFlif04

09:44
Harmonic Motion Part 3 (no calculus)
226 views / 0 likes  addedFiguring 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

19:04
Calculus  The foundation of modern science
116 views / 0 likes  addedEasy to understand explanation of integrals and derivatives using 3D animations.

14:22
Calculus proof of centripetal acceleration formula
284 views / 0 likes  addedProving that a = v^2/r More free lessons at: http://www.khanacademy.org/video?v=XjCEumlJBno

09:51
Electric Potential Energy (part 2 involves calculus)
283 views / 0 likes  addedElectric potential energy difference in a varying field More free lessons at: http://www.khanacademy.org/video?v=CqsYCIjSm9A

07:34
Vector Forces
119 views / 0 likes  addedEasy to understand 3D animations explaining force vectors.

01:44
Math Whizzes Of Ancient Babylon Figured Out Forerunner Of Calculus
249 views / 0 likes  addedClay tablets document precocious astronomical calculations by 50 B.C.E. Read more: http://scim.ag/1nRxu3V Read the research ($): http://scim.ag/1PVEVgT

14:25
Vector Triple Product Expansion (very optional)
432 views / 0 likes  addedA shortcut for having to evaluate the cross product of three vectors More free lessons at: http://www.khanacademy.org/video?v=b7JTVLc_aMk

18:53
Linear Algebra: Vector Triangle Inequality
275 views / 0 likes  addedProving the triangle inequality for vectors in Rn More free lessons at: http://www.khanacademy.org/video?v=PsNidCBr5II

09:47
Calculating dot and cross products with unit vector notation
238 views / 0 likes  addedCalculating the dot and cross products when vectors are presented in their x, y, and z (or i,j, and k) components. More free lessons at: http://www.khanacademy.org/video?v=enr7JqvehJs

27:01
Lin Alg: Representing vectors in Rn using subspace members
321 views / 0 likes  addedShowing that any member of Rn can be represented as a unique sum of a vector in subspace V and a vector in the orthogonal complement of V. More free lessons at: http://www.khanacademy.org/video?v=M6lFqkqvUgo

11:16
Gyroscopic Precession and Gyroscopes
102 views / 0 likes  addedHow the angular momentum vector is affected by torque, and why this results in gyroscopic precession and for the operation of gyroscopes used for navigation.

04:47
The Case for Hovercars
179 views / 0 likes  addedMathematically, they've got a lot going for them. Last week's video on the calculus of bad driving: https://www.youtube.com/watch?v=pI62ANEGK6Q NOTE: Leibniz independently discovered/invented calculus. Liebnitz is my imaginary slope friend.

10:33
The dot product
191 views / 0 likes  addedIntroduction to the vector dot product. More free lessons at: http://www.khanacademy.org/video?v=KDHuWxy53uM

13:46
Total Displacement for Projectile
166 views / 0 likes  addedReconstructing the total displacement vector for a projectile More free lessons at: http://www.khanacademy.org/video?v=UXORCpvKYiI

07:58
Unit Vectors and Engineering Notation
229 views / 0 likes  addedUsing unit vectors to represent the components of a vector More free lessons at: http://www.khanacademy.org/video?v=2QjdcVTgTTA

14:37
Introduction to Projections
318 views / 0 likes  addedDetermining the projection of a vector on s line More free lessons at: http://www.khanacademy.org/video?v=27vTNWuw0M

04:28
Product rule  Logarithm derivatives example
184 views / 0 likes  addedLearn calculus with this product rule Derivative example with logarithms and exponential functions. This complete calculus derivatives tutorial explains why and how to use the product rule. To see all my calculus videos check out my website http://MathMee

25:33
Divergence and Curl
105 views / 0 likes  addedVisualization of the Divergence and Curl of a vector field. My Patreon Page: https://www.patreon.com/EugeneK

07:32
I Tried To Make A Pie With Zero Waste
106 views / 0 likes  added"This apple is very slippery..." Check us out on Facebook!  facebook.com/buzzfeedtasty Credits: https://www.buzzfeed.com/bfmp/videos/56057 MUSIC SFX Provided By AudioBlocks (https://www.audioblocks.com) A Night In Rio Licensed via Warner Chappell Product

05:15
Why You Can't Really Sweat Out Toxins
55 views / 0 likes  addedThis video is brought to you by the Child and Teen Checkups program of the Minnesota Department of Health. If you live in Minnesota, learn more at http://Freechildcheckups.com. If you live somewhere else in the United States go to https://www.medicaid.gov

10:26
IIT JEE Perpendicular Planes (Part 1)
417 views / 0 likes  added2010 IIT JEE Paper 1 #30 normal vector and planes (Part 1) More free lessons at: http://www.khanacademy.org/video?v=2u535HVJ_o

08:05
IIT JEE Perpendicular Plane (part 2)
336 views / 0 likes  added2010 IIT JEE Paper 1 #30 normal vector and planes (Part 2) More free lessons at: http://www.khanacademy.org/video?v=66pQLOGhk

10:18
Projectile Motion with Ordered Set Notation
259 views / 0 likes  addedSolving the second part to the projectile motion problem (with wind gust) using ordered set vector notation More free lessons at: http://www.khanacademy.org/video?v=jl_gQeL3xo

09:31
Why is Friday the 13th Considered Unlucky?
150 views / 1 likes  addedTry TunnelBear: http://tunnelbear.com/brainfood If you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've got a variety of perks for our Patrons, including Simon's voice on your GPS and t

04:02
Why Are Mosquitoes So Good At Carrying Disease?
259 views / 1 likes  addedMosquitoes are one of the most annoying bugs on this planet, but they are also one of the most deadly. Why are they so good at carrying diseases? Sign Up For The TestTube Newsletter Here ►►►► http://bit.ly/1myXbFG Why Can’t We Get Rid of Mosquitoes ►►►►ht

07:15
Product Rule for derivatives: Visualized with 3D animations
130 views / 0 likes  addedVisual representation of the product rule for derivatives in Calculus.

02:59
Proof that 1 = 2.
170 views / 0 likes  addedUsing algebra and a little deception, Mr. John Hush proves (or does he?) that 1 = 2 to a class of amazed calculus students.

09:07
Newton Leibniz And Usain Bolt
273 views / 0 likes  addedWhy we study differential calculus More free lessons at: http://www.khanacademy.org/video?v=EKvHQc3QEow

07:12
The Great Emu War of 1932
235 views / 0 likes  added→FREE BOOK FROM AUDIBLE: http://audible.com/brainfood →Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 →How "Dick" came to be short for 'Richard': https://youtu.be/BH1NAwwKtcg?list=PLR0XuDegDqP2Acy6g9Ta7h

07:13
How the Sun Burns Your Skin (and How Sunscreen Prevents This)
270 views / 0 likes  addedIf you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've got a variety of perks for our Patrons, including Simon's voice on your GPS and the ever requested Simon Whistler whistling packa

10:04
Introduction to Harmonic Motion
197 views / 0 likes  addedIntuition behind the motion of a mass on a spring (some calculus near the end). More free lessons at: http://www.khanacademy.org/video?v=Nk2q_jkJVs

10:02
Derivatives: Crash Course Physics #2
319 views / 0 likes  addedCALCULUS! Today we take our first steps into the language of Physics; mathematics. Every branch of science has its own way to describe the things that it investigates. And, with Physics, that's math. In this episode, Shini talks us through derivatives and

19:26
Can These Chefs Turn This Elf Drawing Into Real Meals? Tasty
22 views / 0 likes  addedTasty chef Alvin challenges guest chef Ellen Bennett to turn Merilees elf drawing into delicious realworld dishes. Whose present do you think shell prefer?Follow Alvin: https://www.instagram.com/alvinzhoupwns/Follow Ellen Bennett: https://www.instagram.c

02:59
The Truth About Chocolate and Your Health
100 views / 0 likes  addedThere are claims floating around that chocolate might actually be good for you, and SciShow is here to help separate fact from fiction. Hosted by: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scis

05:37
Can Pigeons Really Read
68 views / 0 likes  addedYou may have heard about a study that found pigeons can visually recognize what printed words look like. Does that mean these birds can read? Interested in exploring at the marvelous natural world around us? Check out another Complexly production, Nature

03:49
The Basics Of Digital Illustration
220 views / 1 likes  addedHave ever wondered how digital illustrations are made? This video explains the basics. Help us keep making videos by supporting us in https://www.patreon.com/MinuteEarth We try to leave jargon out of our videos, but if you want to learn more about this to

09:36
Where Did the Expression The Big Cheese Come From?
181 views / 0 likes  addedFirst 100 people to sign up will get three meals off their Blue Apron order free! Click here: http://cook.ba/2vgP9c4 This video is sponsored by Blue Apron. If you happen to like our videos and have a few bucks to spare to support our efforts, check out

08:55
Who Invented Spoons, Forks, and Knives?
280 views / 0 likes  added→Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 →How "Dick" came to be short for 'Richard': https://youtu.be/BH1NAwwKtcg?list=PLR0XuDegDqP2Acy6g9Ta7hzC0Rr3RDS6q Never run out of things to say at the wate

02:30
Can Gargling Salt Water Cure a Sore Throat?
75 views / 0 likes  addedGargling with warm saltwater for a sore throat is a remedy commonly known and loved by doctors, and there is some evidence to back it up, but it’s not a cure. Hosted by: Olivia Gordon SciShow has a spinoff podcast! It's called SciShow Tangents. Check it o

17:38
Recreating Asteroids with Lasers
176 views / 0 likes  addedThanks to Seb LeeDelisle for recreating the Asteroids vector graphics with his massive laser. Here’s his site: http://seb.ly/ Of course he’s on Github, where you can find out more about controlling lasers with computers: https://github.com/sebleedelisle/

03:48
The Truth About Clothes Moths
163 views / 1 likes  addedIf you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've got a variety of perks for our Patrons, including Simon's voice on your GPS and the ever requested Simon Whistler whistling packa

10:06
We Tried To Make Pizzas With Zero Waste
100 views / 0 likes  added"Good night, dough babies." Subscribe to Goodful's YouTube channel: https://www.youtube.com/channel/UCEMArgthHuEtX04qL_8puQ Vegan cheese recipe inspired by Minimalist Baker https://minimalistbaker.com/howtomakeveganparmesancheese/ Follow Rie @thedes

04:50
Why is Relativity Hard?  Special Relativity Chapter 1
157 views / 0 likes  addedThanks to http://www.brilliant.org/minutephysics for supporting this video! Thanks to my friend Mark Rober (https://www.youtube.com/channel/UCY1kMZp36IQSyNx_9h4mpCg) for making the spacetime globe, and to Grant Sanderson (https://www.youtube.com/3blue1bro

09:34
Why Don't Hot Dogs and Hot Dog Buns Come in Packs of Equal Number?
297 views / 0 likes  added→Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 →Bakers Dozen video: https://www.youtube.com/watch?v=UPDV0POS5d0 →How "Dick" came to be short for 'Richard': https://youtu.be/BH1NAwwKtcg?list=PLR0XuDegDqP
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07:45
Paleo Got It Wrong: We've Loved Carbs for Over 100,000 Years  SciShow News
81 views / 0 likes  addedGo to http://Brilliant.org/SciShow to try out Brilliant’s Daily Challenges. The first 200 subscribers get 20% off an annual Premium subscription. If you’re on the “paleo diet,” you’ve probably been avoiding wheat and potatoes

06:13
Rate constant k from halflife example  Knetics  Chemistry  Khan Academy
168 views / 0 likes  addedExample problem showing how to find the rate constant k from the halflife of a first order reaction. Watch the next lesson: https://www.khanacademy.org/science/chemistry/chemkinetics/copyofkinetics/v/secondorderreactionwithcalculus?utm_source=YT&u

09:25
The bold plan to end malaria with a gene drive
171 views / 0 likes  addedHow genetically engineered mosquitoes might defeat a disease that kills millions of children. Subscribe to our channel! http://goo.gl/0bsAjO The invention of the CRISPR gene editing tool has injected new life into a line of research called gene drive. Gen

08:27
Math Tricks and the Joy of Math I The Great Courses
239 views / 0 likes  addedTry a free month trial of The Great Courses Plus and watch Joy of Mathematics here: https://www.thegreatcoursesplus.com/specialoffer?utm_source=US_OnlineVideo&utm_medium=SocialMediaEditorialYouTube&utm_campaign=136229 Welcome to the Joy of Math. I'm Arth

04:39
Lyme disease is spreading. Blame ticks — and climate change
251 views / 0 likes  addedNature fanaTICKS beware; cases of Lyme disease are on the rise. Subscribe to our channel! http://goo.gl/0bsAjO Lyme disease is the most common vectorborne disease in the US; and climate change is helping it to spread even more. Animals such as deer, mice

05:53
A.I. Reveals AutismLinked Changes in "Junk" DNA  SciShow News
59 views / 0 likes  addedScientists know that genetic factors can explain many of autisms features  but have autism researchers been looking for those features in the wrong DNA? A new study uses A.I. to uncover changes linked to autism in the stretches of non coding DNA.#scishow

04:38
Why Do Nails on Your Fingers and Toes Grow at Different Rates?
213 views / 0 likes  addedIf you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've got a variety of perks for our Patrons, including Simon's voice on your GPS and the ever requested Simon Whistler whistling packa

04:56
How to Learn to Code
372 views / 2 likes  addedThanks to https://www.youtube.com/user/NerdyAndQuirky for the question! Shares appreciated! Twitters: https://twitter.com/cheerskevin There you go. Here’s the code that will get you past your first technical interview. By the way, don’t ever w

09:28
The Martingale Problem
52 views / 0 likes  addedWatch my newest video, "The Game You Win By Losing (Parrondo's Paradox)": https://youtu.be/PpvboBJEozMCheck out and purchase Vector by Anki: https://go.anki.com/2Q55UOSThanks to Anki for sponsoring this video and supporting Vsauce2.*** LINKS ***The Diffic

05:32
Why Electronics Just Shouldn't Work
75 views / 0 likes  addedEvery wire, memory chip, and radio link is constantly fending off data corruption with error detecting and correcting codes. With the help of these codes, electronics can keep up the illusion of perfection… most of the time. Hosted by: Stefan Chin SciShow

03:59
Vectors and Scalars  Physics
172 views / 0 likes  addedLearn the difference between vectors and scalars in this simple tutorial. Vectors have direction while scalars do not. You will be a physics expert in no time. My name is Chris and my passion is to teach math. Learning should never be a struggle which is

11:54
Fast Food Vs. Homemade: McDonald's Egg McMuffin
121 views / 0 likes  addedWe're gonna see how ours "measures" up. Check us out on Facebook!  facebook.com/buzzfeedtasty Credits: https://www.buzzfeed.com/bfmp/videos/71834 MUSIC SFX Provided By AudioBlocks (https://www.audioblocks.com) Licensed via Audio Network STILLS cheddar sl

15:22
Optimization  Maximum Volume Of Box
325 views / 0 likes  addedOptimization is explained completely in this calculus video. I also provided the links for my other optimization videos as well. Optimization  "minimum fence required" example https://www.youtube.com/watch?v=kV3K4Ppz6fw Optimization  "Minimum sum of two

05:45
Visualization of Torques (Moments)
159 views / 0 likes  addedThis video demonstrates the concept of Torque, a.k.a. Moment or Moment of force. Visit my homepage, http://www.zutopedia.com/udia.html, or read about my latest book http://www.zutopedia.com Here are some notes: 1) Torques are often mentioned in context of

11:39
Optimization  Maximum Profit
247 views / 0 likes  addedOptimization is explained completely in this calculus video. In this example we maximize profit using optimization. I also provided the links for my other optimization videos as well. Optimization  "minimum fence required" example https://www.youtube.com

10:45
Optimization  Minimum Sum Of Two Numbers
265 views / 0 likes  addedOptimization is explained completely in this calculus video. I also provided the links for my other optimization videos as well. Optimization  "minimum fence required" example https://www.youtube.com/watch?v=kV3K4Ppz6fw Optimization  "Maximum volume of

18:57
Optimization  Minimum Time To Cross River
310 views / 0 likes  addedOptimization is explained completely in this calculus video. In this example we maximize profit using optimization. I also provided the links for my other optimization videos as well. Optimization  "minimum fence required" example https://www.youtube.com

07:23
Irregular Plural Nouns, Part II  The Parts Of Speech  Grammar  Khan Academy
252 views / 0 likes  addedThe plural of "whale" is "whales", but what's the plural of "child"? David, Khan Academy's resident grammarian, explains. About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower

02:56
Why Is Lyme Disease Getting Worse?
40 views / 0 likes  addedThanks to the University of Minnesota for sponsoring this video! https://twincities.umn.edu/Lyme disease is spreading like wildfire around the world: here's why.Thanks also to our Patreon patrons https://www.patreon.com/MinuteEarth and our YouTube member

02:34
Irregular Plural Nouns, Part I  The Parts Of Speech  Grammar  Khan Academy
238 views / 0 likes  addedThe plural of "dog" is "dogs", but what is the plural of "leaf"? Khan Academy's resident grammarian explains. Watch the next lesson: https://youtu.be/n9poHOKkF28 About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a perso

04:35
Introduction To Singular And Plural Nouns  The Parts Of Speech  Grammar  Khan Academy
453 views / 0 likes  addedDavid, Khan Academy's resident grammarian, introduces the difference between singular and plural nouns. Watch the next lesson: https://youtu.be/uYgcuyUF7JQ About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalize

09:49
The Surprisingly Interesting Story Behind the FiletOFish Sandwich
329 views / 1 likes  added→Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 →How "Dick" came to be short for 'Richard': https://youtu.be/BH1NAwwKtcg?list=PLR0XuDegDqP2Acy6g9Ta7hzC0Rr3RDS6q Never run out of things to say at the wate

04:28
Introduction To Nouns  The Parts Of Speech  Grammar  Khan Academy
290 views / 0 likes  addedDavid, Khan Academy's resident grammarian, introduces you to the most common English part of speech: the noun. Watch the next lesson: https://youtu.be/ETzngG8N3AU About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a pers

03:02
Challenge: Can You Save Earth From A Killer Asteroid?  Space Time  PBS Digital Studios
289 views / 0 likes  addedYou are the planet's only hope! Solve the equation and save humanity. Find necessary information below. Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: http://www.reddit.com/r/p

05:20
Overview Of Pixar In A Box
274 views / 0 likes  addedTo see the full curriculum, go to www.pixarinabox.org. Learn how Pixar filmmakers use science, technology, engineering, art, and math to create movie magic. Pixar in a Box is a collaboration between Khan Academy and Pixar Animation Studios, sponsored by D

06:47
Noble gas configuration
184 views / 0 likes  addedHow to write electron configurations for atoms and monatomic ions using noble gas configuration Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its composition, properties, and reactivity

06:47
Noble Gas Configuration  Electronic Structure Of Atoms  Chemistry  Khan Academy
327 views / 0 likes  addedHow to write electron configurations for atoms and monatomic ions using noble gas configuration Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its composition, properties, and reactivity

01:51
Crossing The River  Brain Teaser
418 views / 0 likes  addedTry to solve this fun brain teaser. Cross the river with all of the zombies and humans. The boat can only fit two at a time. Also there can never be more zombies than humans. My name is Chris and my passion is to teach math. Learning should never be a str

03:10
Don't Checkmate  Brain Teaser
356 views / 0 likes  addedDon't checkmate the black king. In this brain teaser you must find one move for white which will not result in immediate checkmate for the black king. I also have a bunch of other fun brain teasers as well. My name is Chris and my passion is to teach math

04:24
Retroviruses: Microbial Supervillains
193 views / 0 likes  addedForget your Hans Grubers, Lord Voldemorts, and Hannibal Lecters. It’s time to meet some real supervillains. They’re called retroviruses, and they actually change their host cell’s DNA. Hosted by: Michael Aranda  Support SciShow by becoming a pat

05:44
PainKilling Hunger and Superpowered Diabetic Fish
180 views / 0 likes  addedCheck out Rene Ritchie's channel Vector: https://www.youtube.com/watch?v=UsDIHVWSUtg Animals that eat things are at the forefront of this week’s news, from mice with painkilling hunger to fish with signs of diabetes. Hosted by: Stefan Chin Head to https:

07:45
Introduction to chemistry
180 views / 0 likes  addedA big picture intro to chemistry and why it is fascinating. Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its composition, properties, and reactivity. This material roughly covers a fir

03:49
Meet The Prepositions  Prepositions  The Parts Of Speech  Grammar
230 views / 1 likes  addedPrepositions help show us where things are in space and time. Practice this yourself on Khan Academy right now: http://www.khanacademy.org/thepreposition/e/meetthepreposition Watch the next lesson: https://www.youtube.com/watch?v=96sojEZsKu8 The parts

06:52
Introduction To Partial Pressure  Gases And Kinetic Molecular Theory  Chemistry  Khan Academy
374 views / 0 likes  addedDefinition of partial pressure and Dalton's law of partial pressure. Example of calculating partial pressure of a gas in a mixture from the total pressure and partial pressure of the other gases in the mixture. Chemistry on Khan Academy: Did you know that

05:09
Finding Units Of Rate Constant K
302 views / 0 likes  addedHow to find the units for the rate constant k for a zero, first, or second order reaction. Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its composition, properties, and reactivity. Thi

05:14
Intensifiers And Adverbs Of Degree  Modifiers  The Parts Of Speech
240 views / 0 likes  addedWords like 'very' and 'slightly' are examples of intensifiers and adverbs of degree. Here's how they work! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/themodifier/e/intensifiersandadver

02:04
Guess The Diagonal  Brain Teaser
330 views / 0 likes  addedTry to solve this brain teaser in less than a minute. You must guess the diagonal inside of the circle. There is enough information given which allows you to find the length of the diagonal in less than a minute. My name is Chris and my passion is to teac

10:57
BONUS: History of the possessive apostrophe  The Apostrophe  Punctuation  Khan Academy
234 views / 0 likes  addedDavid, Paige, and Jake cover the fascinating history of the possessive apostrophe. Stay tuned for this bonus video! Missed the previous lesson? Watch here: https://www.khanacademy.org/humanities/grammar/punctuation/theapostrophe/v/bonushistoryoftheap

03:34
Introduction To Agreement  Verbs  The Parts Of Speech
202 views / 0 likes  addedWhen you match up the subject of a sentence with a verb, it's called 'agreement'. Here's how it works! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammarverbs/e/introtoverbagreement M

30:34
Princess Trixie Sparkle  Episode 3  Escape from the Archives
167 views / 0 likes  addedAt long last we here at PTS present to you Princess Trixie Sparkle Episode 3: Escape from the Archives The morning after the switch, Twilight learns that Applejack and Fluttershy are staying in Ponyville and once in Canterlot Pinkie Pie and Rarity also go

05:38
Prepositional Phrases  Prepositions  The Parts Of Speech  Grammar
220 views / 0 likes  addedPrepositional phrases are word chunks that begin with a preposition. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/thepreposition/e/prepositionalphrases/ Missed the previous lesson? https://www.khanacademy.org/thepreposi

06:44
BONUS VIDEO  Terminal Prepositions  Prepositions  The Parts Of Speech
211 views / 0 likes  addedIt's totally okay to end sentences with prepositions! David, Khan Academy's grammarianinchief, explains the history and the context behind this longheld grammar myth. Missed the previous lesson? Watch here: https://www.khanacademy.org/humanities/gramma

07:37
Introduction to reaction quotient Qc  Chemical equilibrium  Chemistry  Khan Academy
168 views / 0 likes  addedIntroduction to the reaction quotient Qc, and how to use the reaction quotient to predict how the reaction concentrations will change. Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its

08:26
Conjugate acidbase pairs  Acids and bases  Chemistry  Khan Academy
213 views / 0 likes  addedIntroduction to conjugate acidbase pairs. Definition and examples of conjugate acidbase pairs. Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its composition, properties, and reactivit

05:12
Ellipses  Punctuation  Khan Academy
181 views / 0 likes  addedEllipses are three little dots that we use to show a pause or that a portion of a quote has been removed. Learn how to use them in this video. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/miscellaneouspunctuation/e/introd

04:18
How to use italics and underlines  Punctuation  Khan Academy
203 views / 0 likes  addedLearn how to use italics and underlines when writing the titles of works or when emphasizing a particular word or phrase. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/miscellaneouspunctuation/e/italicsunderlinesandqu

03:22
"The SCARIEST Costume" MLP Animatic Song
137 views / 0 likes  addedHappy Nightmare Night (Season) Everyone! I'm super excited and proud to present you this original song whose instrumental was written and created by the ever talented Truesailorcomet, be sure and shower her with some love, she did an AMAZING job! Want a h

02:41
Trick Question  True or False
438 views / 0 likes  addedThink you can answer this simple trick question? Does .9 repeating equal 1? Find the solution in this video. My name is Chris and my passion is to teach math. Learning should never be a struggle which is why I make all my videos as simple and fun as possi
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06:12
Hummingbirds Eating From My Mouth (In Slow Motion)  Smarter Every Day 124
295 views / 0 likes  addedFree Audio Book ⇒ http://bit.ly/AudibleSED Tweet⇒http://bit.ly/BirdMustacheTWT FB⇒http://bit.ly/BirdStacheFB Official Comment Thread: http://bit.ly/15xwZD0 More info! ⇊ Click below for more links! ⇊ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ My Instagram account: http:

02:36
Prepositions Of Neither Space Nor Time  Prepositions  The Parts Of Speech  Grammar
284 views / 0 likes  addedSome prepositions describe relationships between people or things. These prepositions don’t include information about time or space. Watch the next lesson: https://www.khanacademy.org/thepreposition/e/commonprepositions Missed the previous lesson? Watch

06:08
Beginning sentences with conjunctions  The parts of speech  Grammar  Khan Academy
202 views / 0 likes  addedIs it okay to begin a sentence with a conjunction like "but" or "because"? Yes. David explains why. Missed the previous lesson? https://www.khanacademy.org/humanities/grammar/partsofspeech/conjunctions/v/correlativeconjunctions?utm_source=YT&utm_medium=D

04:50
Introduction to the apostrophe  The Apostrophe  Punctuation  Khan Academy
258 views / 0 likes  addedDavid and Paige, KA’s resident grammarians, introduce a new piece of punctuation: the apostrophe! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/thecomma/e/introductiontotheapostrophe Watch the next lesson: https://www.k

07:18
Why Does the Sun Make You Sneeze?
230 views / 0 likes  addedTunnel Bear for FREE: http://tunnelbear.com/brainfood If you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've got a variety of perks for our Patrons, including Simon's voice on your GPS

11:23
What Happens if You Accidentally Damage or Destroy a Priceless Work of Art in a Museum
251 views / 0 likes  addedThanks to Skillshare for sponsoring this video! First 200 people will get a 2 month trial for free here: http://skl.sh/2xwnKCg If you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've go

03:29
Mind blowing brain teaser  Folding paper to the moon
358 views / 0 likes  addedCan you solve this mind blowing brain teaser? How many times can you fold a piece a paper before it reaches the moon? Find out the solution in this brain teaser in this video. My name is Chris and my passion is to teach math. Learning should never be a st

02:21
Trick Question  Test your math skills
292 views / 0 likes  addedFind the maximum and minimum values of X in this trick question. Each value of X must satisfy the given inequality. Test your math skills and have fun with this trick question. My name is Chris and my passion is to teach math. Learning should never be a s

04:51
Hyphens vs. dashes  Punctuation  Khan Academy
183 views / 0 likes  addedHyphens and dashes look pretty similar, but their uses are very different! Learn when to use each one in this video. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/miscellaneouspunctuation/e/dashesandhyphens Watch the nex

07:57
Le Chatelier's principle: Worked example  Chemical equilibrium  Chemistry  Khan Academy
247 views / 0 likes  addedA worked example using Le Chatelier's principle to predict how concentrations will shift for different perturbations. Example includes changes in reaction vessel volume, changing amount of solid product, adding inert gas, and adding a catalyst. Chemistry

01:32
Easy Puzzle  But can you solve it?
278 views / 0 likes  addedSolve this puzzle by cutting the piece of wood into two pieces. Both pieces must fit exactly into the hole. Can you solve this easy puzzle? Watch the video and find out. My name is Chris and my passion is to teach math. Learning should never be a struggle

15:16
Planck's Constant and The Origin of Quantum Mechanics  Space Time  PBS Digital Studios
193 views / 0 likes  addedTo check out any of the lectures available from Great Courses Plus go to http://ow.ly/K9mK301cRdj and get ready to learn about everything from cooking to calculus. Previous episode on Quantum Tunneling and the de Broglie Wavelength: https://www.youtube.co

07:48
Introduction To The SAT Writing & Language Test  Tips & Planning  New SAT  Khan Academy
367 views / 0 likes  addedThis is the last video in our New SAT subject! Missed the previous lesson? https://www.khanacademy.org/testprep/newsat/newsattipsplanning/newsataboutsat/v/satreadingtestintro?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT New SAT (starting M

06:20
Dashes  Punctuation  Khan Academy
186 views / 0 likes  addedDashes are like little actors—they can behave like colons, pairs of commas, or parentheses. Learn how to use them in this video! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/miscellaneouspunctuation/e/introductiontothe

02:09
Test your math IQ  Part 2
266 views / 0 likes  addedTest your math IQ with this fun question. There are ten green socks and 10 blue socks in a basket. You can not see a thing. How many socks would you need to take out of the basket to ensure you had a least a pair? My name is Chris and my passion is to tea
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03:02 Popular
Can you solve the never ending square root?
1,162 views / 0 likes  addedThis never ending square root can actually be solve using basic alegra. Find the exact value of this never square root. This problem is much easier than it looks. My name is Chris and my passion is to teach math. Learning should never be a struggle which

05:40
BONUS: History of the apostrophe  The Apostrophe  Punctuation  Khan Academy
177 views / 0 likes  addedThe apostrophe has a bizarre history, including being the name for something that's not really related to grammar at all. David, Paige, and special guest Jake explain. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/punctuation/thea

04:34
What is a sentence?  Syntax  Khan Academy
165 views / 0 likes  addedA sentence is a grammatically complete idea. All sentences have a noun or pronoun component called the subject, and a verb part called the predicate. David and Paige explore this division across several different example sentences. Watch the next lesson:

07:50
Compound Prepositions  Prepositions  The Parts Of Speech  Grammar
219 views / 0 likes  addedThese prepositions are called compound prepositions, or multisyllabic prepositions. Like most prepositions, they have both literal and figurative meanings. David explains. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech

01:51
Test your math IQ  Part 1
237 views / 0 likes  addedTest your math IQ with this fun question. There are two 12 sided coins. Find the measure of the angle when the coins are side by side. Each side of the coin is equal length. My name is Chris and my passion is to teach math. Learning should never be a stru

03:43
BONUS: The Oxford comma  Punctuation  Grammar  Khan Academy
198 views / 0 likes  addedDavid and Paige tackle the great comma debate of our time: Oxford comma or no Oxford comma? Missed the previous lesson? https://www.khanacademy.org/humanities/grammar/punctuation/thecomma/v/appositivesthecommapunctuationkhanacademy?utm_source=YT&utm

05:16
Prepositions Of Time  Prepositions  The Parts Of Speech  Grammar
225 views / 0 likes  addedSome prepositions help describe moments in time. Learn more and enhance your powers of time wizardry! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/thepreposition/e/prepositionsabouttimeandspace Watch the next lesson:

05:10
Prepositions Of Space  Prepositions  The Parts Of Speech  Grammar
238 views / 0 likes  addedSome prepositions help describe relationships between objects and their locations in space. David explains how! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/thepreposition/e/prepositionsabouttimeandspace Watch the nex

04:55
Solve the right triangle  Trigonometry Brain Teaser
475 views / 0 likes  addedA square is inside of a right triangle. The length of each side of the triangle is 345. Given this information what are the dimensions of the square? Can you solve this right triangle? My name is Chris and my passion is to teach math. Learning should ne

01:27
The Easiest Brain Teaser that will rack your brain
426 views / 0 likes  addedThis is the easiest brain teaser that will rack your brain. 5 people can build 5 houses in 5 days. How long will it take 100 people to build 100 houses? My name is Chris and my passion is to teach math. Learning should never be a struggle which is why I m

03:13
Using quotation marks in titles  Punctuation  Khan Academy
159 views / 0 likes  addedLearn how to use quotation marks to title things like poems, songs, and episodes of TV shows. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/miscellaneouspunctuation/e/italicsunderlinesandquotes/ Watch the next lesson:

03:53
What Is Zero? Getting Something From Nothing  With Hannah Fry
263 views / 1 likes  addedIs zero really a number? How did it come about? Hannah Fry tells the story of how zero went from nothing to something. Subscribe to our channel for weekly science lectures and short films: http://bit.ly/RiSubscRibe Help translate this film: http://www.you
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04:09
Parentheses  Punctuation  Khan Academy
124 views / 0 likes  addedParentheses set off extra information (such as a writer's remarks, an interruption, or a reference) from the rest of a sentence. Learn how to use them in this video! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/miscellaneo

02:52
Three ways to end a sentence  Punctuation  Khan Academy
183 views / 0 likes  addedDavid and Paige, KA’s resident grammarians, introduce the three ways to end a sentence: the period, the exclamation point, and the question mark. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/thecomma/e/threewaystoenda

01:07
The Easiest Brain Teaser You Might Get Wrong
388 views / 3 likes  addedTry and solve the easiest brain teaser you might get wrong. The chicken costs $1.00 more than the egg, and together they cost a total of $1.06. How much does the egg cost? My name is Chris and my passion is to teach math. Learning should never be a strugg

04:33
Can you solve Zeno's paradox?  Brain Teaser
371 views / 0 likes  addedZeno's paradox is one of the most well know math puzzles in history. Is it possible to add an infinite amount of numbers and get an exact value? This is one example of Zeno's paradox. Try and solve this paradox and learn about the Greek philosopher Zeno i

02:46
Introduction to Grammar  Grammar  Khan Academy
369 views / 0 likes  addedKhan Academy Grammarian David Rheinstrom welcomes you to his favorite topic: the study of language, its rules, and its conventions. By understanding English – by speaking it, by writing it, by reading this very sentence – you are a grammarian yourself! Wa

01:36
Are you smart enough to solve this simple brain teaser?
343 views / 0 likes  addedThis simple brain teaser is not so easy. A virus is doubling every singe day. On the 67th day the virus has reached its max population. When will the virus reach half of its max population. My name is Chris and my passion is to teach math. Learning should

07:23
Some Elements can be Liquid and Solid at the Same Time  SciShow News
64 views / 0 likes  addedSkillshare is offering SciShow viewers two months of unlimited access to Skillshare for free! Try it here: https://skl.sh/scishow14 Some elements can basically be liquids and solids at the same time, which is a whole new state of matter, and scientists h

05:04
Area of a Triangle  Fun challenging math problem
412 views / 0 likes  addedCan you solve the area of a triangle given points X and Y. This is not a basic problem, but it is a fun and challenging math problem. See if you are smart enough to find the area of a triangle for yourself. My name is Chris and my passion is to teach math

03:04
Trick Question  Find the missing dollar
337 views / 1 likes  addedTrick question! Three friends are overcharged for their hotel room. The hotel decides to refund the difference. After the hotel issues the refund one dollar has mysteriously disappeared. Where is the missing dollar? Find the solution to this trick questio

13:32
The Quantum Experiment that Broke Reality  Space Time  PBS Digital Studios
237 views / 0 likes  addedThe double slit experiment radically changed the way we understand reality. To check out any of the lectures available from The Great Courses Plus go to http://ow.ly/QVaz302duhX and get ready to learn about everything from cooking to calculus. Get your ow

07:25
Algebra Word Problem  Factoring
305 views / 0 likes  addedLearn how to solve this algebra word problem by factoring. A garden has an area of 84 square feet and the length is 8 feet longer than the width. You must find the dimensions of the garden using factoring. My name is Chris and my passion is to teach math.

05:24
Math Challenge  Shrinking Pool Problem
431 views / 0 likes  addedThink you can solve this math challenge? Every time a boy jumps into the pool it shrinks by a certain amount. Thy boy jumps into the pool 3 times. You must find the original length of the pool My name is Chris and my passion is to teach math. Learning sho

03:50
Adjectives and commas  Adjectives  Khan Academy
209 views / 0 likes  addedWhen using more than one adjective, sometimes you put a comma between them and sometimes you don't. Learn how to tell when you need a comma in this video! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/themodifier/e/commas

04:09
Easy algebra word problem  But can you solve it?
321 views / 0 likes  addedTwo workers can build a house in 4 days. One worker can build the house by himself in 6 days. How long would it take the other worker to build the house by himself? Can you solve this easy algebra word problem? My name is Chris and my passion is to teach

03:45
Introduction to the possessive  The Apostrophe  Punctuation  Khan Academy
208 views / 0 likes  addedApostrophes can help show when something belongs to someone. Paige and David explain how! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/theapostrophe/e/introductiontothepossessivecase Watch the next lesson: https://www

05:38
Algebra word problem  System of Equations
325 views / 0 likes  addedSolve this fun algebra word problem using a system of equations. If each jar has three cookies, one jar will be empty. If each jar has two cookies, there will be one cookie left over. Use a system of equations to find how many cookies and jars we have. My

05:07
Complex sentences  Syntax  Khan Academy
187 views / 0 likes  addedComplex sentences are simple sentences with dependent or subordinate clauses added to them. Paige and Rosie explain how to spot them and use them in this video. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/syntax/v/compoundcomple

01:51
Possession for words ending in “s”  The Apostrophe  Punctuation  Khan Academy
182 views / 0 likes  addedDo words that end in "s" still need _'s_ to show possession? David and Paige explain! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/theapostrophe/e/introductiontothepossessivecase Watch the next lesson: https://www.kha

04:32
Math Word problems  Solving triangles
328 views / 0 likes  addedBecome an expert in solving math word problems! In this problem you will learn how to use triangles to solve the height of a building. A man steps back 50 feet which the angle to the top of the building change 15 degrees. Using this information find the h

04:11
Advanced (plural) possession  The Apostrophe  Punctuation  Khan Academy
229 views / 0 likes  addedPaige and David talk about using apostrophes to show that something belongs to multiple people. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/theapostrophe/e/advanvedpluralpossesion Watch

02:59
Breakthrough Junior Challenge 2017  Relativity & The Equivalence of Reference Frames
302 views / 0 likes  addedThe core concept of relativity is interesting in that it shatters the singularity in perspective that we have become accustomed to. Watch the video to learn more! This is my entry to the Breakthrough Junior Challenge 2017. #breakthroughjuniorchallenge Ple

02:31
Choosing between its and it’s  The Apostrophe  Punctuation  Khan Academy
177 views / 1 likes  addedDavid and Paige explain the meaning of two English words that look and sound very similar but act very different: _its_ and _it's_. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/theapostrophe

03:36
Introduction to contractions  The Apostrophe  Punctuation  Khan Academy
269 views / 0 likes  addedApostrophes are great at standing in for missing letters, allowing us to shorten words. Paige and David discuss contractions and the Principle of Least Effort. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/theapostrophe/e/

07:04
Dependent and independent clauses  Syntax  Khan Academy
252 views / 0 likes  addedIndependent clauses can stand on their own as sentences, but dependent clauses can’t. We’ll take a closer look at what this means. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/dependentandindependentclauses Wat

10:09
Integrals: Crash Course Physics #3
270 views / 0 likes  addedContinuing with last week's introduction of calculus, Shini leads us through the ways that integrals can help us figure out things like distance when we have several other key bits of information. Say, for instance, you wanted to know how far your window

05:05
Parallel structure  Syntax  Khan Academy
234 views / 0 likes  addedParallel structure isn’t a set rule, but more of a stylistic choice: it helps sentence elements maintain a pattern. This is a very special episode because it’s Paige’s last video with us as a KA intern! We will miss having Paige as a contributor to the Gr

03:19
Commas in space and time  The Comma  Punctuation  Khan Academy
196 views / 0 likes  addedLearn how to use commas when writing addresses (in space) and dates (in time). Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/thecomma/e/salutationsvaledictionsdatesandaddresses Watch t

04:53
Subjectverb agreement  Syntax  Khan Academy
234 views / 0 likes  addedAgreement is the art of making sure that sentence parts agree with one another; you want to make sure that your subjects and verbs match up. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/subjectverbagreement Watc

02:50
Exclamations  Syntax  Khan Academy
187 views / 0 likes  addedAn exclamation is a sentence that expresses great emotion! David and Paige covered declarative, interrogative, and imperative sentences; now they tackle a fourth type of sentence that ends in an exclamation mark. Find out more! Watch the next lesson: http

02:51
Apostrophes and plurals  The Apostrophe  Punctuation  Khan Academy
174 views / 0 likes  addedThere is *one* extremely rare case in which we use apostrophes to make things plural. David and Paige, KA's resident grammarians, discuss this unusual case. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/p

09:03
BONUS VIDEO  Singular They  The parts of speech  Grammar  Khan Academy
192 views / 0 likes  addedYou may have been hearing a lot about the "singular they" recently. But what is it? How does it work, what is its history, and is it grammatical? Let's find out. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech/themodif

04:14
Compoundcomplex sentences  Syntax  Khan Academy
298 views / 0 likes  addedCompoundcomplex sentences are compound sentences with dependent or subordinate clauses added to them. Paige and Rosie explain how to spot and use them. Practice this yourself on Khan Academy right now www.khanacademy.org/syntax/e/complexandcompoundcom

03:32
Three types of sentence  Syntax  Khan Academy
239 views / 0 likes  addedThree essential types of sentence are declarative sentences (which are statements), interrogative sentences (which are questions), and imperative sentences (which are orders). Join us as we give examples of each! Practice this yourself on Khan Academy rig

04:19
Dangling modifiers  Syntax  Khan Academy
218 views / 0 likes  addedA modifying word or phrase “dangles” when it doesn’t apply to the word it’s supposed to modify. Learn how to spot and fix this problem! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/danglingmodifiers/ Watch the ne

02:01
The present tense  The parts of speech  Grammar  Khan Academy
210 views / 0 likes  addedHow do we talk about things that are happening right now? Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammarverbs/v/thepasttenseverbsthepartsofspeech?utm_source=YT&utm_medium=Desc&utm_campaign=grammar Misse

04:07
Pronounantecedent agreement  Syntax  Khan Academy
201 views / 0 likes  addedAn antecedent is “the thing that came before”. When you use a pronoun, it’s standing in for a word you used previously—that’s the antecedent. Join us as we demonstrate how to make sure that your pronouns and antecedents match up with one another: that’s c

04:29
Simple and compound sentences  Syntax  Khan Academy
257 views / 0 likes  addedA simple sentence contains one independent clause. A compound sentence contains more than one! Put another way: a simple sentence contains a subject and a predicate, but a compound sentence contains more than one subject and more than one predicate. Pract

02:00
The past tense  The parts of speech  Grammar  Khan Academy
234 views / 0 likes  addedWhen you want to talk about events that have already happened, you use the past tense. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammarverbs/v/thefuturetenseverbsthepartsofspeech?utm_source=YT&utm_medium=

02:50
The future tense  The parts of speech  Grammar  Khan Academy
228 views / 0 likes  addedWhen you want to talk about the future in English, you use the future tense. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammarverbs/v/linkingverbsthepartsofspeechgrammar?utm_source=YT&utm_medium=Desc&utm_ca

04:21
Introduction To The SAT Reading Test  Tips & Planning  New SAT  Khan Academy
267 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/testprep/newsat/newsattipsplanning/newsataboutsat/v/satwritingtestintro?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the previous lesson? https://www.khanacademy.org/testprep/news

03:48
Recognizing fragments  Syntax  Khan Academy
188 views / 0 likes  addedA sentence fragment is a chunk of language that hasn’t made it all the way to being a working sentence; it might be missing a verb, or there might not be a subject. Learn how to turn a fragment into a sentence in this video! Practice this yourself on Khan

02:18
Salutations and valedictions  Punctuation  Grammar  Khan Academy
179 views / 0 likes  addedDavid and Paige, KA’s resident grammarians, talk about how to address and sign off on letters using commas! Watch the next lesson: https://www.khanacademy.org/humanities/grammar/punctuation/thecomma/v/commasinspaceandtimethecommapunctuationkhana
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