Question

LONG ANSWER QUESTION
1. What is force ? What are its effects ?
2. Write two advantages and two disadvantages of froction
5. Differentiate between the following
a) magnetic force and electrostatic force
3. What is simple machine ? Name the types of simple machine .Write three
4.Write a short note on (a) water energy (b) wind energy (c) solar energy
b) Gravitational force and mechanical force
WORKSHEET
lines about each type​

Answer 1

Answer:

push and pull of an object is called a force....

Answer 2

Answer:

pull or push is called as force.

Force enables us to do any work it's effects are following:-

1. It can make a stationary body to come into motion , for eg. a ball can be rolled over by kicking it.

2. it can bring moving body to rest , for eg. by applying breaks , a moving car can be stopped.