What can you say about the speed of the car?
1 answer:
I believe the answer is C
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Answer:pounds
Explanation:
D = 1/2 g t^2. It works out to 44.1 meters.
Gravitational potential energy = mass x acceleration due to gravity x height
GPE=mgh
4620=mx9.81x8.4
4620/(9.81x8.4)=m=56.1 kg
