Question

B. Fill in the Blanks.

1. To accelerate a body, a.......
must act on it.

2. A..........
spring pushes the objects attached to its ends.
of the body.

3. The force exerted by the earth on a body is called.......... of the body.

4. If a body 'A' slips over another body 'B' which is kept fixed, the force of friction on A is..........
to the direction of motion of A.

5. A body kept at rest will remain............
if no external force acts on it.

6. The force needed to produce an acceleration of 1 m/s^2 in a body of mass 1 kg is called..........

7. The force of action and reaction has..........
magnitude but.......... direction.

8. The linear momentum of a system remains constant, if no .......... force acts on it.

9. The momentum of a body of given mass is proportional to its .............

10. Force is............
quantity.

Answer 1

Answer:

1 force

5 at rest itself

10 vector

Answer 2

Answer:

Explanation:

1. force

2. Rolled

3. Weight

4. Opposite

5. At rest

6. Newton

7. Equal , opposite

8. External

9. Velocity

10. Vector