Acceleration — task. Science TNSB Mentoring, Class 10.

Answer variants:

speed

negative

\(9.8\ N\)

acceleration

velocity

\(980\ N\)

positive

1. By convention, the anticlockwise moments are taken as

.

2.

is used to change the speed of the car.

3. A man of mass \(100\) \(kg\) has a weight of

at the surface of the Earth.

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