﻿ What is atmospheric pressure? from Science Force And Pressure Class 8 CBSE - English Medium

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What is atmospheric pressure?

Pressure exerted by the weight of air is known as atmospheric pressure.

To draw water from a well,we have to ____________ the rope.

pull

Give two examples of situations in which applied force causes a change in the shape of an object.

The shape of an object can be changed due to applied force. For example:

1. When force is applied on a lump of dough on a plate.
2. The spring fitted under the seat of a bicycle gets compressed when you sit on the seat.

A charged body ____________ an uncharged body towards it.

attracts

To move a loaded trolley we have to ____________ it.

push

Give two examples each of situations in which you push or pull to change the state of motion of objects.

Objects are pushed or pulled inorder to change it's state of motion.

Examples of push are:
1) We push a door to open it.
2) A football player kicks the ball and pushes it.

Examples of pull are:
1) We pull the desk to change its position.
2) The rope is pulled, to draw a bucket of water from a well.

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