Answer: 12.5 km/s
I don't really know how to explain this, but here is your answer.
Below are the choices:
<span> A) The box will slow down.
B) The box's velocity will be 1 m/s.
C) The box's velocity will not change.
D) The box will experience acceleration
</span>
The answer is D) The box will experience acceleration
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If it starts from twice the height, then it has twice the potential energy up there. This means it'll have twice the kinetic energy when it hits the ground.
"increasing the distance through which the force is applied"
