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- Tue May 18, 2010 3:40 pm
- Forum: The Library: Information Desk and Educational Resources
- Topic: GRED: Does a ball take longer to go up or come down?
- Replies: 34
- Views: 173738
Re: GRED: Does a ball take longer to go up or come down?
Drag should be the same going up or down. Otherwise, parachutists would be in for a quick trip. If it actually isn't, what causes the difference?