Search Results: "til: volcano erupted hour 94 years | today learned"
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12:20 Popular
The Seven Years War: Crash Course World History #26
1,473 views / 6 likes - addedIn which John teaches you about the Seven Years War, which may have lasted nine years. Or as many as 23. It was a very confusing was. The Seven Years War was a global war, fought on five continents, which is kind of a lot. John focuses on the war as it ha
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11:08 Popular
The Atlantic Slave Trade: Crash Course World History #24
1,022 views / 0 likes - addedIn which John Green teaches you about one of the least funny subjects in history: slavery. John investigates when and where slavery originated, how it changed over the centuries, and how Europeans and colonists in the Americas arrived at the idea that peo
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11:33 Popular
The Renaissance: Was it a Thing? - Crash Course World History #22
1,174 views / 1 likes - addedIn which John Green teaches you about the European Renaissance. European learning changed the world in the 15th and 16th century, but was it a cultural revolution, or an evolution? We'd argue that any cultural shift that occurs over a couple of hundred ye
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10:47 Popular
Russia, the Kievan Rus, and the Mongols: Crash Course World History #20
747 views / 0 likes - addedIn which John Green teaches you how Russia evolved from a loose amalgamation of medieval principalities known as the Kievan Rus into the thriving democracy we know today. As you can imagine, there were a few bumps along the road. It turns out, our old fri
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11:32 Popular
Wait For It...The Mongols!: Crash Course World History #17
990 views / 2 likes - addedCrash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
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12:08 Popular
The Dark Ages...How Dark Were They, Really?: Crash Course World History #14
835 views / 1 likes - addedCrash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
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12:44 Popular
Fall of The Roman Empire...in the 15th Century: Crash Course World History #12
989 views / 2 likes - addedCrash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
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11:37 Popular
Christianity from Judaism to Constantine: Crash Course World History #11
862 views / 2 likes - addedIn which John Green teaches you the history of Christianity, from the beginnings of Judaism and the development of monotheism, right up to Paul and how Christianity stormed the Roman Empire in just a few hundred years. Along the way, John will cover Abram
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12:26 Popular
The Roman Empire. Or Republic. Or...Which Was It?: Crash Course World History #10
1,063 views / 1 likes - addedIn which John Green explores exactly when Rome went from being the Roman Republic to the Roman Empire. Here's a hint: it had something to do with Julius Caesar, but maybe less than you think. Find out how Caesar came to rule the empire, what led to him ge
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10:31 Popular
The Silk Road and Ancient Trade: Crash Course World History #9
1,152 views / 1 likes - addedThe Silk Road and Ancient Trade: In which John Green teaches you about the so-called Silk Road, a network of trade routes where goods such as ivory, silver, iron, wine, and yes, silk were exchanged across the ancient world, from China to the West. Along w
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12:12 Popular
2,000 Years of Chinese History! The Mandate of Heaven and Confucius: World History #7
1,121 views / 3 likes - added2,000 Years of Chinese History! The Mandate of Heaven and Confucius: Crash Course World History #7 In which John introduces you to quite a lot of Chinese history by discussing the complicated relationship between the Confucian scholars who wrote Chinese h
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12:06 Popular
Mesopotamia: Crash Course World History #3
823 views / 0 likes - addedIn 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
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11:11 Popular
The Agricultural Revolution: Crash Course World History #1
848 views / 0 likes - addedCrash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
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10:24 Popular
The Plants&The Bees: Plant Reproduction - CrashCourse Biology #38
1,720 views / 0 likes - addedHank 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
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11:54 Popular
Vascular Plants = Winning! - Crash Course Biology #37
1,100 views / 0 likes - addedHank 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
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10:54 Popular
Animal Behavior - CrashCourse Biology #25
1,149 views / 0 likes - addedHank and his cat Cameo help teach us about animal behavior and how we can discover why animals do the things they do. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like Crash Course on Facebook: http://www.facebook.com/youtubecrashcour
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11:39 Popular
Slavery, Ghosts, and Beloved: Crash Course Literature 214
736 views / 1 likes - addedYou 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. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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11:43 Popular
Like Pale Gold - The Great Gatsby Part I: Crash Course English Literature #4
753 views / 0 likes - addedIn which John Green explores F. Scott Fitzgerald's novel of the Jazz Age, The Great Gatsby. John introduces you to Nick Carraway, Jay Gatsby, Daisy and Tom Buchanan, and the other characters in the novel, and tries to look beyond the surface story to figu
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12:42 Popular
Of Pentameter&Bear Baiting - Romeo&Juliet Part I: Crash Course English Literature #2
715 views / 0 likes - addedIn which John Green examines Romeo&Juliet by William Shakespeare. John delves into the world of Bill Shakespeare's famous star-crossed lovers and examines what the play is about, its structure, and the context in which it was written. Have you ever wanted
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15:27 Popular
Terrorism, War, and Bush 43: Crash Course US History #46
872 views / 0 likes - addedYou 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. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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15:38 Popular
The Clinton Years, or the 1990s: Crash Course US History #45
924 views / 1 likes - addedYou 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. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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13:53 Popular
George HW Bush and the End of the Cold War: Crash Course US History #44
970 views / 2 likes - addedYou 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. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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14:20 Popular
The Reagan Revolution: Crash Course US History #43
1,181 views / 1 likes - addedYou 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. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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13:31 Popular
Women's Suffrage: Crash Course US History #31
756 views / 2 likes - addedYou 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. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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13:40 Popular
America in World War I: Crash Course US History #30
907 views / 2 likes - addedYou 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. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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14:04 Popular
American Imperialism: Crash Course US History #28
1,408 views / 0 likes - addedIn which John Green teaches you about Imperialism. In the late 19th century, the great powers of Europe were running around the world obtaining colonial possessions, especially in Africa and Asia. The United States, which as a young country was especially
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13:01 Popular
Reconstruction and 1876: Crash Course US History #22
1,025 views / 1 likes - addedIn which John Green teaches you about Reconstruction. After the divisive, destructive Civil War, Abraham Lincoln had a plan to reconcile the country and make it whole again. Then he got shot, Andrew Johnson took over, and the disagreements between Johnson
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10:54 Popular
The Civil War Part 2: Crash Course US History #21
1,262 views / 6 likes - addedIn which John Green teaches you how the Civil War played a large part in making the United States the country that it is today. He covers some of the key ways in which Abraham Lincoln influenced the outcome of the war, and how the lack of foreign interven
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14:25 Popular
Slavery - Crash Course US History #13
1,130 views / 5 likes - addedIn which John Green teaches you about America's "peculiar institution," slavery. I wouldn't really call it peculiar. I'd lean more toward horrifying and depressing institution, but nobody asked me. John will talk about what life was like for a slave in th
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14:11 Popular
The Market Revolution: Crash Course US History #12
787 views / 0 likes - addedIn which John Green teaches you about the Market Revolution. In the first half of the 19th century, the way people lived and worked in the United States changed drastically. At play was the classic (if anything in a 30 year old nation can be called classi
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12:19 Popular
Taxes&Smuggling - Prelude to Revolution: Crash Course US History #6
831 views / 1 likes - addedIn which John Green teaches you about the roots of the American Revolution. The Revolution did not start on July 4, 1776. The Revolutionary War didn't start on July 4 either. (as you remember, I'm sure, the Revolution and the Revolutionary War are not the
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10:40 Popular
The Seven Years War and the Great Awakening: Crash Course US History #5
35.9k views / 309 likes - addedIn which John Green teaches you about the beginnings of the American Revolution in a video titled The Seven Years War. Confusing? Maybe. John argues that the Seven Years War, which is often called the French and Indian War in the US, laid a lot of the gro
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11:38
The Quakers, the Dutch, and the Ladies: Crash Course US History #4
658 views / 2 likes - addedIn which John Green teaches you about some of the colonies that were not in Virginia or Massachussetts. Old New York was once New Amsterdam. Why they changed it, I can say; ENGLISH people just liked it better that way, and when the English took New Amster
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11:20 Popular
The Black Legend, Native Americans, and Spaniards: Crash Course US History #1
934 views / 1 likes - addedIn which John Green kicks off Crash Course US History! Why, you may ask, are we covering US History, and not more World History, or the history of some other country, or the very specific history of your home region? Well, the reasons are many. But, like
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10:15 Popular
Polymers - Crash Course Chemistry #45
2,009 views / 0 likes - addedYou 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.
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08:38 Popular
Hydrocarbon Derivatives - Crash Course Chemistry #43
1,120 views / 0 likes - addedYou 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.
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09:36 Popular
Alkenes&Alkynes - Crash Course Chemistry #41
1,093 views / 0 likes - addedYou 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.
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09:04 Popular
Electrochemistry: Crash Course Chemistry #36
1,494 views / 0 likes - addedYou 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.
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09:18 Popular
Doing Solids: Crash Course Chemistry #33
1,108 views / 0 likes - addedYou 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.
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10:57 Popular
Equilibrium: Crash Course Chemistry #28
1,190 views / 0 likes - addedIn this episode of Crash Course Chemistry, Hank goes over the ideas of keeping your life balance... well, your chemical life. Equilibrium is all about balance and today Hank discusses Chemical Equilibrium, Concentration, Temperature, and Pressure. Also, h
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11:57 Popular
Calorimetry: Crash Course Chemistry #19
736 views / 0 likes - addedToday'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
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11:24 Popular
Enthalpy: Crash Course Chemistry #18
1,139 views / 0 likes - addedEnergy is like the bestest best friend ever and yet, most of the time we take it for granted. Hank feels bad for our friend and wants us to learn more about it so that we can understand what it's trying to tell us - like that any bond between two atoms co
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11:26 Popular
Passing Gases: Effusion, Diffusion and the Velocity of a Gas - Crash Course Chemistry #16
1,292 views / 0 likes - addedWe have learned over the past few weeks that gases have real-life constraints on how they move here in the non-ideal world. As with most things in chemistry (and also in life) how a gas moves is more complex than it at first appears. In this episode, Hank
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11:35
Real Gases: Crash Course Chemistry #14
577 views / 0 likes - addedHank 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
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11:17 Popular
Acid-Base Reactions in Solution: Crash Course Chemistry #8
1,421 views / 0 likes - addedLast week, Hank talked about how stuff mixes together in solutions. Today, and for the next few weeks, he will talk about the actual reactions happening in those solutions - atoms reorganizing themselves to create whole new substances in the processes tha
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13:34 Popular
Water and Solutions -- for Dirty Laundry: Crash Course Chemistry #7
1,635 views / 0 likes - addedDihydrogen monoxide (better know as water) is the key to nearly everything. It falls from the sky, makes up 60% of our bodies, and just about every chemical process related to life takes place with it or in it. Without it, none of the chemical reactions t
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10:59
The Creation of Chemistry - The Fundamental Laws: Crash Course Chemistry #3
634 views / 0 likes - addedToday'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
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10:08 Popular
Social Influence: Crash Course Psychology #38
778 views / 0 likes - addedYou 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.
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10:10 Popular
Psychological Disorders: Crash Course Psychology #28
882 views / 0 likes - added***SUBBABLE MESSAGES*** To: Lola From: Daddy You are the best, I love you. *** To: Future Lia From: Mom and Dad Remember that learning isn't just useful, but also really fun! *** You can directly support Crash Course at http://www.subbable.com/crashcourse
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09:50 Popular
The Growth of Knowledge: Crash Course Psychology #18
1,044 views / 0 likes - addedYou 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.
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11:50 Popular
How to Train a Brain - Crash Course Psychology #11
1,124 views / 0 likes - addedYou 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.
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10:00
Perceiving is Believing - Crash Course Psychology #7
682 views / 0 likes - addedYou 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.
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10:51 Popular
Psychological Research - Crash Course Psychology #2
813 views / 1 likes - addedYou 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.
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12:53 Popular
Conflict in Israel and Palestine: Crash Course World History 223
867 views / 1 likes - addedIn which John Green teaches you about conflict in Israel and Palestine. This conflict is often cast as a long-term beef going back thousands of years, and rooted in a clash between religions. Well, that's not quite true. What is true is that the conflict
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11:09
Water and Classical Civilizations: Crash Course World History 222
692 views / 1 likes - addedIn 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
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13:28 Popular
Islam and Politics: Crash Course World History 216
1,115 views / 0 likes - addedIn which John Green teaches you about how Islam has interacted with politics during it's history, and how it continues to do so today. Islamist movements are in the news a lot lately, but how did that happen. John will point out that Islam has alway been
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12:55 Popular
Asian Responses to Imperialism: Crash Course World History #213
815 views / 0 likes - addedIn which John Green teaches you about Imperialism, but not from the perspective of the colonizers. This week John looks at some Asian perspectives on Imperialism, specifically writers from countries that were colonized by European powers. We'll look at th
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12:59 Popular
The End of Civilization (In the Bronze Age): Crash Course World History 211
871 views / 1 likes - addedIn which John Green teaches you about the Bronze Age civilization in what we today call the middle east, and how the vast, interconnected civilization that encompassed Egypt, The Levant, and Mesopotamia came to an end. What's that you say? There was no su
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07:21 Popular
Humans and Energy: Crash Course World History 207
1,108 views / 1 likes - addedIn which Stan Muller subs for John Green and teaches you about energy and humanity. Today we discuss the ideas put forth by Alfred Crosby in his book, Children of the Sun. Historically, almost all of the energy that humans use has been directly or indirec
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14:04 Popular
Money&Debt: Crash Course World History 202
914 views / 0 likes - addedIn which John Green teaches about filthy, filthy lucre. Money. And Debt. So, what is money? And what is it for? And why do we use money? And why does it all disappear so quickly after payday? John will look into 75% of these questions, and if he doesn't c
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13:58 Popular
The Modern Revolution: Crash Course Big History #8
822 views / 0 likes - addedIn which Hank and John Green teach you a Crash Course on the modern revolution, and the upside of the progress that humanity has made in the last 500 years or so. And while there are two sides to every history, and many of these changes haven't been great
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15:05 Popular
The Evolutionary Epic: Crash Course Big History #5
1,006 views / 0 likes - addedIn 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
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14:33 Popular
The Sun&The Earth: Crash Course Big History #3
949 views / 2 likes - addedIn 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
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14:25 Popular
The Big Bang: Crash Course Big History #1
1,198 views / 4 likes - addedIn which John Green, Hank Green, and Emily Graslie teach you about, well, everything. Big History is the history of everything. We're going to start with the Big Bang, take you right through all of history (recorded and otherwise), and even talk a little
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10:08 Popular
Central Nervous System: Crash Course A&P #11
1,202 views / 1 likes - addedToday 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
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11:44 Popular
The Nervous System, Part 2 - Action! Potential!: Crash Course A&P #9
1,155 views / 0 likes - added•••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
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10:36 Popular
The Nervous System, Part 1: Crash Course A&P #8
1,180 views / 1 likes - added•••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
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09:57 Popular
The Integumentary System, Part 2 - Skin Deeper: Crash Course A&P #7
762 views / 0 likes - added•••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
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09:43 Popular
Tissues, Part 4 - Types of Connective Tissues: Crash Course A&P #5
1,658 views / 0 likes - added•••SUBBABLE MESSAGE••• TO: the world. FROM: Laura Love Rathbun Learning is the best thing to do with your you! *** 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
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10:29 Popular
Tissues, Part 3 - Connective Tissues: Crash Course A&P #4
1,148 views / 0 likes - added•••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
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10:16 Popular
Tissues, Part 2 - Epithelial Tissue: Crash Course A&P #3
1,551 views / 0 likes - added•••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
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10:14 Popular
The Earth: Crash Course Astronomy #11
889 views / 0 likes - addedPhil starts the planet-by-planet tour of the solar system right here at home, Earth. -- Table of Contents Earth is a Planet 0:03 Layers of Earth 1:25 The Magnetic Field 5:10 Atmosphere and the Human Influence 6:14 -- PBS Digital Studios: http://youtube.co
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12:04 Popular
The Sun: Crash Course Astronomy #10
803 views / 2 likes - addedPhil takes us for a closer (eye safe!) look at the two-octillion ton star that rules our solar system. We look at the sun's core, plasma, magnetic fields, sunspots, solar flares, coronal mass ejections, and what all of that means for our planet. This epis
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10:17 Popular
Introduction to the Solar System: Crash Course Astronomy #9
987 views / 1 likes - addedIn today's Crash Course Astronomy, Phil takes a look at the explosive history of our cosmic backyard. We explore how we went from a giant ball of gas to the system of planets and other celestial objects we have today. This episode is sponsored by Squaresp
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09:47 Popular
Tides: Crash Course Astronomy #8
1,100 views / 1 likes - addedToday Phil explores the world of tides! What is the relationship between tides and gravity? How do planets and their moons become tidally locked? What would happen if you were 300km tall? Important questions. -- Gravity Over Distance 0:44 Tidal Force Para
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10:03 Popular
The Gravity of the Situation: Crash Course Astronomy #7
772 views / 0 likes - addedIn 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
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12:01
Telescopes: Crash Course Astronomy #6
676 views / 0 likes - addedToday Phil explains how telescopes work and offers up some astronomical shopping advice. -- How Telescopes Work 1:07 Refractors vs Reflectors 2:50 Technology and the Light Spectrum 7:45 -- PBS Digital Studios: http://youtube.com/pbsdigitalstudios Follow P
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10:32 Popular
Eclipses: Crash Course Astronomy #5
840 views / 0 likes - addedThe 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
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11:17
Naked Eye Observations: Crash Course Astronomy #2
675 views / 0 likes - addedToday 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
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13:07
Statistics: Standard Deviation
480 views / 0 likes - addedReview of what we've learned. Introduction to the standard deviation. More free lessons at: http://www.khanacademy.org/video?v=HvDqbzu0i0E
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