A $5$ $kg$ skateboard moves at $7$ $m$ $/$ $s^2$ . What is the force of the skateboard?

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Answer 1 · 2018-01-15T09:42:06

Using Newton's 2nd Law, force=mass x acceleration, where mass is in kg and acceleration is in $m/s^2$ .

So using $F=ma$ , the force of the skateboard is therefore
$F=5*7$
$F=35N$

A 55 kgkg skateboard moves at 77 mm//s^2s^2. What is the force of the skateboard?