Your answer is C.
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Answer:
a
Explanation:
an object stays in motion until a force changes that
The energy added here is potential energy since it is moving upward 180 meters in a gravitational field. This is then turned into KE when it rolls down. 2524N x 180m = 454,320J
Answer:
70 m/s.
Explanation:
because the vertical velocity component of 30 m/s was initial horizontal velocity of 40 m/s was maximum height.