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Internet Directory - Top : Kids and Teens : School Time : Science : Physics : Motion and Forces : Gravity
Offers a discussion in simple language. Includes jokes as well as explanation of gravitational formula.
The Pendulum Lab
A virtual laboratory focused on hands-on experiments at rigid pendula. Includes explanatory text.
Your Weight on Other Worlds
From the Exploratorium, an interactive calculator that will determine a person's weight on another planet.
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