Asked by maria
a pitcher baseball moves at 44 M/s . It has 150 J of kinetic energy on its way to the catcher. What is the baseball 's mass?
Answers
Answered by
Steve
KE = 1/2 mv^2
150 = 1/2 m (44^2) = 968m
m = .155kg = 155g
150 = 1/2 m (44^2) = 968m
m = .155kg = 155g
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