Monday, December 21, 2009

More Tennis Trivia

According to the U.S. Lawn Tennis Association, a tennis ball is supposed to bounce between 53 and 58 inches when it is dropped on concrete from a height of 100 inches. The concrete surface should be 4 inches thick.

3 comments:

Howard said...

I wish they would be a little more specific, he says with an well-exercised eye roll...

Technogran said...

Wonder who does all the testing?

Wonder Man said...

that's an interesting job to find that stuff out