Question

(1) A freely falling stone describes a________motion.

(2) An athlete running around a traffic roundabout, describes a
_________motion.

(3)The wheel of a moving bike describes a___________
motion and the motion of bike describes__________.

(4) The motion described by the needle of a sewing machine is___________
motion.

(5) The motion which repeats itself after a fixed interval of time is called___________
motion.

(6) The motion produced in stringed instruments, is a_______motion.

(7) The rate of change of_____
is called speed.

(8) The rate of change of motion in a specified direction is called__________.

(9) The__________due to gravity is 9.8 ms 2.

(10) The time period of a simple pendulum__________, with the decrease in its length ​

Answer 1

Answer:

1 gravitational

3 rolling friction