Asked by Mia

A tennis ball is hit into the wall with a speed of 26 m/s.

If it rebounds with a speed of 24 m/s, how much energy was lost in the collision?


mass of tennis ball = 0.059 kg

A) 6 joules

B) 1 joule

C) 3.0 joules

Answers

Answered by Damon
(1/2)(.059) (26^2-24^2)
=.0295 (2)(48)
around 2.9 Joules
Answered by Damon
whoops
add 26 + 24 correctly when doing (a^2-b^2) =(a-b)(a+b)
=.0295 (2)(50)
around 2.95 Joules
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