pulling one of the balls away from the other. To pull a ball away, click on the ball and drag it. What happens to the force arro
2 answers:
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Answer:
The well is 7.1 meters deep.
Explanation:
The formula to use here is the distance in a uniformly accelerated motion:
where d stands for distance, t for time, a for acceleration, v0 and d0 for initial velocity and distance, respectively. Since the initial distance and velocity are both zero, we are left with the first term. The coin is in free fall and so it is accelerated by gravity:
The well is 7.1 meters deep.
So after ~4.4 seconds, car will stop.
