Question

1. Fill in the blanks.
(a) A force ___ change the speed of moving body.
(b) A __ to a swing in the moving direction makes it faster.
(c) Frictional force is an example __ force.
(d) The SI unit of force is ____
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Answer 1

Answer:

d.the newton

Explanation:

The base units relevant to force are: The metre, unit of length — symbol m. The kilogram, unit of mass — symbol kg. The second, unit of time — symbol s.

Kilogram-force: kgf

Answer 2

Answer:

don't understand question

Explanation:

thnx for points