Question

Plz do it fast...................​

Answer 1

Answer:-

(a) Example where force stops a moving body is

• A Bicycle can be stop by applying brakes .
• A car can be stop by applying force on brake.

(b) Example where force changes the shape of the body

• By applying force on rubber ball the shape of ball can be change.

• By applying force on plastic bottle the shape of bottle can be change.

(c) Example where force changes the speed of the moving body

• By pushing a car which are in rest position we can change the speed of the car .

• By applying brake we can change the speed of the moving body.

Extra Information!!!

✧ Product of mass and acceleration is called force.

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀OR

A push or pull of an object is called force.

✧ SI unit of Force is Newton.

✧ It is denoted by N.

✧ Force is vector Quantity i.e., both Magnitude and direction.

✧ Mathematical term

⟹ Force = Mass×Acceleration