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Not Right For WatchKnowLearn
Ages: 7 - 12
6664 Views:
Energy and Matter - by StudyJams
From scholastic.com, produced by Scholastic
You can think of energy as the ability to move or cause change in matter.  It comes in many forms.  Kinetic energy is energy that is in use, and potential energy is energy that is stored.  Learn more about the different types of energy with this cart... [more]
May 22, 2011 at 08:36 PM
Not Right For WatchKnowLearn
Ages: 9 - 18
2968 Views:
Power Of Water Erosion
From YouTube, produced by Discovery Channel
How can the same soothing liquid we drink and bathe in cut through materials used to build skyscrapers? Learn about water erosion with this professionally made video from Discovery Channel's "How Stuff Works".  Run time 01:14.
November 25, 2010 at 06:14 PM
Not Right For WatchKnowLearn
Ages: 8 - 14
3486 Views:
Bill Nye The Science Guy on The Atmosphere
From YouTube, produced by Disney
In this brief clip, Bill Nye explains the layers of the atmosphere.  (01:36)
Found by mic615 in Atmosphere
November 28, 2010 at 06:31 PM
Not Right For WatchKnowLearn
Ages: 8 - 18
2638 Views:
Sea Turtles
From teachersdomain.org, produced by WGBH
This video segment from Interactive NOVA: "Animal Pathfinders" examines the life history of the sea turtle, from its solitary habits at sea to its reliance upon beach habitats for breeding and egg-laying. This video is a great example of animal insti... [more]
October 2, 2010 at 11:30 AM
Not Right For WatchKnowLearn
Ages: 7 - 11
4529 Views:
Solids, Liquids, Gases - by StudyJams
From scholastic.com, produced by Scholastic
All matter can exist in three forms: solid, liquid, and gas.  Matter can change states through heating or cooling, and it is sure to change states when it reaches a boiling point or freezing point.  Learn more about the three states of matter with th... [more]
May 23, 2011 at 06:46 PM
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