1.33
15 March 2012
10:25
· 1.33 explain that gravitational force
· causes moons to orbit planets
· causes the planets to orbit the sun
· causes artificial satellites to orbit the Earth
· causes comets to orbit the sun
>
http://phet.colorado.edu/en/simulation/gravity-and-orbits
1. Turn on
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2. Experiment with the 4 different situations to see what orbits what and why
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3. Still not sure? Try
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