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Planetary Motion

There are 5 videos in this category and 0 videos in 0 subcategories.

Category Videos
Not Right For WatchKnowLearn
Ages: 16 - 18
Do Lectures: Why We Should Value True Eccentricity
From dolectures.com, produced by Do Lectures
They can be small Do’s or big Do’s or just extraordinary Do’s. But when you listen to the story of, how to be off centre is the meaning of eccentricity. David and Alison believe that the most interesting things happen around the edges. They tell... [more]
May 8, 2012 at 02:07 PM
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Not Right For WatchKnowLearn
Ages: 11 - 18
Ask Dr. Ransom - What is a Solstice?
From YouTube, produced by Dr. Ransom
What is the solstice? With the help of a grapefruit, a stick, a piece of tape and some string, Dr. Ransom shows how the earth-sun system presents four naturally occurring holidays. (03:17)
December 20, 2011 at 06:58 PM
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Not Right For WatchKnowLearn
Ages: 14 - 18
The Michelson-Morley Experiment
From learner.org, produced by California Institute of Technology
In 1887, in Cleveland, Ohio, an exquisitely designed measurement of the motion of the earth through the aether resulted in the most brilliant failure in scientific history. Be able to state clearly why the Michelson-Morley experiment should have dete... [more]
March 22, 2010 at 11:37 PM
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Not Right For WatchKnowLearn
Ages: 14 - 18
Energy and Eccentricity
From learner.org, produced by California Institute of Technology
The precise orbit of any heavenly body -- a planet, asteroid, or comet -- is fixed by the laws of conservation of energy and angular momentum. The eccentricity, which determines the shape of an orbit, is intimately linked to the energy and angular mo... [more]
March 22, 2010 at 10:25 PM
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Not Right For WatchKnowLearn
Ages: 14 - 18
Navigating in Space
From learner.org, produced by California Institute of Technology
Getting from here to there. Voyages to other planets require enormous expenditures of energy. However, the amount of energy expended can be minimized by using the same principles that guide planets around the solar system.
March 22, 2010 at 10:31 PM
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