Pressure Exerted by Liquids and Gases

Author:Dr. J M D'Souza & Dr. Kirti J D'Souza
8th CBSE
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Important Questions on Pressure Exerted by Liquids and Gases

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EUREKA PLUS Revised Bringing Science to Life>Force and Pressure>Pressure Exerted by Liquids and Gases> Q 1

Why are dams constructed with a very broad base?

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EUREKA PLUS Revised Bringing Science to Life>Force and Pressure>Pressure Exerted by Liquids and Gases> Q 2

Why do we not feel air pressure although their is a tall air column of air above us?

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EUREKA PLUS Revised Bringing Science to Life>Force and Pressure>Pressure Exerted by Liquids and Gases> Q 3

Use the illustrations given below to write a note on the pressure exerted by a liquid.

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EUREKA PLUS Revised Bringing Science to Life>Force and Pressure>Pressure Exerted by Liquids and Gases> Q 4

Explain with an experiment that air around us exerts pressure.

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EUREKA PLUS Revised Bringing Science to Life>Force and Pressure>Pressure Exerted by Liquids and Gases> Q 5

Why does pressure increase with the depth of a water column?

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EUREKA PLUS Revised Bringing Science to Life>Force and Pressure>Pressure Exerted by Liquids and Gases> Q 6

Blood pressure is the pressure exerted by the blood on the brain. 

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EUREKA PLUS Revised Bringing Science to Life>Force and Pressure>Pressure Exerted by Liquids and Gases> Q 7

In which direction will a gas exert pressure?