Welcome to Gravity Gets You Down

Links that need to be visited to answer the questions on the handout:

http://www.pbs.org/wgbh/nova/pisa/galileo.html

http://www.physicsclassroom.com/mmedia/newtlaws/efff.html

http://www.physicsclassroom.com/mmedia/newtlaws/sd.html

http://www.explorescience.com/activities/Activity_page.cfm?ActivityID=27