Question

6. In what way are we different?

(a) Muscular force and mechanical

(1)
force.
friction
and
(b) The
force of
gravitational
force,
(3)​

Answer 1

Answer:

(a) Force has to be applied to change the direction of a moving object.

(b) When an elephant drags a wooden log over the land, the forces that are applied on the log are muscular force , gravitational force and frictional force.

(c) A ball was set rolling on a large table. If its motion is to be changed, a force will have to be applied on it.

(d) The force of friction always acts against the motion.