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A 1904 kg car has a speed of 12 m/s when it hits a tree. The tree doesn’t move and the car comes to rest. Find the change in kinetic energy of the car. Answer in units of J.

A 1904 kg car has a speed of 12 m/s when it hits a tree. The tree doesn’t move and the car comes to rest. Find the change in kinetic energy of the car. Answer in units of J.
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3 votes
A 1904 kg car has a speed of 12 m/s when it hits a tree. The tree doesn’t move and the car comes to rest.

Find the change in kinetic energy of the car. Answer in units of J.

asked
User AKB
by
7.9k points

2 Answers

5 votes
KE =1/2mv^2 plug in
=137088J
J = kgm^2/s^2

answered
User Rob Cannon
by
7.6k points
4 votes

Answer:

the guy above me is not correct

Step-by-step explanation:

answered
User Bob Jansen
by
8.0k points
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