Question

science physicas ncert question class 9 chapter motion​

Answer 1

Answer:

motion - an object is said to be in motion if its position changes with time in relation to a stationary object it is said to be in motion.

rest:- an object is said to be in motion if its position does not changes with time in relation to a stationary object it is said to be in rest.

Types of motion

1.translatory motion

2.periodic motion

3.non-periodic motion

4.curvilinear motion

5.rectilinear motion

6.rotational motion

7.