Question

What is a force? What changes can be produced by a force? (AS)

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Answer 1

Answer:

Force is a push or a pull acting on an object which changes or tends to change state of rest or motion of an object.

Force is a vector quantity.

S.I UNIT OF FORCE IS NEWTON

C.G.S units are Dyne.

Force can produce following Changes when acts on an object:

1. Force can change the state of rest or motion of an object.

2. Force can change the shape of an object.

3. Force can change the size of an object.

4. Force can change the direction of motion.

5. Force can increase or decrease the speed of motion

Answer 2

Answer:

Force is equal to mass × acceleration. Changes that can be produced by a force are as follows: 1) Change in state of an object. 2) Change in direction of motion of an object. 3) Changein shape or size of an object.