EASY
8th ICSE
IMPORTANT
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What do you mean by atmospheric pressure?

Important Questions on Force and Pressure

EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
Write the numerical value of the atmospheric pressure on the earth surface in pascal.
EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
We do not feel uneasy even under the enormous atmospheric pressure. Give a reason.
MEDIUM
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
Describe a simple experiment to illustrate that air exerts pressure.
EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
Describe the crushing tin can experiment. What do you conclude from this experiment ?
MEDIUM
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
Give reason for the following :
A balloon collapses when air is removed from it.
EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B

Give reasons for the following : 

Water does not run out of a dropper unless its rubber bulb is pressed.

EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
Give reason for the following :
Two holes are made in a sealed oil tin to take out oil from it.
EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
How does the atmospheric pressure change with altitude?