Asked by Jon

A baseball has a mass of 0.15 kg. A pitcher throws a 40 m/sec fastball which is caught by the catcher. What is the change in momentum of the ball?
Answered by bobpursley
What is M*changeinvelocity?
Answered by Jon
so .15 x 40? because the initial velociy equals zero?
Answered by bobpursley
yes. include units.
Answered by Jon
The next part of the questions says What is the impulse on the catcher’s mitt?

to find impulse do I use the equation
m(vf-vi)
with vf = 0m/s and vi= 40m/s
Answered by bobpursley
yes
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