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Fourth Grade Videos (1,220 results)

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Lydia Kavina, Theremin The Radio Science Orchestra Theme from film Doctor Who, composer Ron Grainer Live Recording from TED Global Conference Oxford 2009
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They may look serene as they glide across the surface of a stream, but don't be fooled by water striders. They're actually searching for prey for whom a babbling brook quickly becomes an inescapable death trap. SUBSCRIBE to Deep Look! http://goo.gl/8NwXqt DEEP LOOK is a ultra-HD (4K) short video series created by KQED San Francisco and presented by PBS Digital Studios. See the unseen at the very edge of our visible world. Get a new perspective on our place in the universe. Explore big…
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Graduate student Christian Braudrick and Professor William Dietrich display the meandering stream they created in a lab, and how their study will be applied to environmental restoration projects on earth, as well as studies of the geography of Mars. 2:48 min. video produced by Roxanne Makasdjian, UC Berkeley Media Relations Full press release at: http://www.berkeley.edu/news/media/releases/2009/10/05_meanders.shtml
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Carbon nanotubes are a lot like graphene: both are super-hyped materials that haven’t changed the world the way we hoped they would. At least, not yet. But while producing nanotubes, one research team accidentally found something else: one of the blackest materials on the planet. We explore how nanotubes help comprise Vantablack, and how ultrablack materials are actually used around the world. Learn more: http://bit.ly/2ZbkDjz Subscribe: http://bit.ly/2FqJZMl Like Verge Science on Facebook:…
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On 3 January 2014 the spring tide combined with a south-westerly gale. The tide rarely comes over the grass at this semi-estuarine location, however on this occasion the marshes that are normally grazed by sheep became, just for a few hours, the sea.
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Turns out it is kind of a hard question. Figuring out what sustainability actually is, how we achieve it, and why it matters - with the help of Hank Green! SUBSCRIBE: http://bit.ly/1E75KJ8 ** FIND ME ELSEWHERE ON THE INTERNET ** twitter :: http://www.twitter.com/zentouro instagram :: http://www.instagram.com/zentouro ** SUPPORT ** interested in supporting zentouro? Patreon allows me to keep my videos ad free, and independent. Even 1$ per video gets you access to all the behind the…
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United Nations - This September, countries will gather at the UN to adopt 17 Global Goals for Sustainable Development. So what exactly is sustainable development? How can we achieve that? This video explains. To find out more visit: http://www.un.org/sustainabledevelopment/
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A simple introduction to sustainable development and the Sustainable Development Goals (SDGs). The film is produced by Animaskin on behalf of UN Association of Norway and UNICEF Norway, as part of an interdisciplinary learning program for students on primary and secondary level. Read more about this topic at https://www.fn.no/Undervisning/Baerekraft and https://www.unicef.no/skole/barekraft
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To feed our growing world, we need innovative solutions. In this video, we'll explore environmental issues related to the food we grow and eat. We'll review key issues like food waste, urban farming, and diet, and learn how simple choices we make can impact our planet. - - - The California Academy of Sciences is the only place in the world with an aquarium, planetarium, natural history museum, and four-story rainforest all under one roof. Visit us online to learn more and to get tickets:…
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Ever wonder how the Water Clock works? Vic the Plumber is here to explain!
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Free science fair projects.