Motion and Rest

Q.1. a) What do you understand by the motion and rest give examples:

Motion

If a body keeps on changing its position with respect to its surrounding then it is said to be in position of Motion.

Examples of Motion

Examples of Motion are given below:

1) Motion of bodies in free fall

2) Revolution of earth around the sun

Rest

If a body does not change its position with respect to its surroundings, then it is said to be in the state of Rest.

Examples of Rest

Examples of position of Rest are given below:

1) A book lying on a table.

2) A bird sitting on a wall.