Question

please answer all these questions in brief​

Answer 1

Answer:   option  b

Explanation:

  option  b

Answer 2

A .squeezing a piece of lemon between the finger to extract it's juice.

Agent __in condition (a) fingers in the agent

Object__ in condition( a) lemon is subject

when the muscular force exerted by the fingers on the lemon , the effect of this lemon juice being expelled by squeezing.

(D) an athlete making a high jump to clear the bar at a certain height

agent ...in condition (d) athelte feet are agent

object

object..in condition ( d) ground is objec

when the athelte pushes the ground with his feet ,his feet exert a muscular force on the ground .this allows him to jump over the bar because of that his state of motion gets changed.

c) when a labourer movind a loaded cart it will move when force applied on it..th force is muscular force..