Question

A ball has a mass of 140 g. What is the force needed to accelerate the ball at 25 m/s2?
3.5 N
115 N
165 N
4.5 N

Answer 1

Answer:

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F = ma

$= \frac{140}{1000} \times 25\\\\= 3.5 N$

 

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Answer 2

Answer:

see this

Explanation:

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