Did you know that when you fall down, the earth falls up to meet you? Explore the counterintuitive equation that describes gravity.
Gravity and magnetism follow the inverse square law. Do some research on the inverse square law and which other physical phenomena follow the inverse square law. http://www.youtube.com/watch?v=JW3tT0L2gpc
Using the universal law of gravitation, determine the force of gravity between a typical person and the Earth. Do research to find the appropriate constants and values. http://www.universetoday.com/34824/force-of-gravity/
Here is a video showing an experiment conducted on the moon. It's the famous Hammer and Feather experiment devised by Galileo. http://www.youtube.com/watch?v=4mTsrRZEMwA



