MEDIUM
8th CBSE
IMPORTANT
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What does a spring balance measure? How would you demonstrate the principle on which it works?

Important Questions on Force and Pressure

HARD
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 8 - Force and Pressure>Exercises>Q C
How is the pressure in a liquid related to depth? How would you demonstrate this?
MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 8 - Force and Pressure>Exercises>Q C
Describe how friction helps and how it creates a problem when you cycle.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 8 - Force and Pressure>Exercises>Q D
Rolling friction is _____ than sliding friction. (Options: More, less)
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 8 - Force and Pressure>Exercises>Q D
A body has weight because of _____ force.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 8 - Force and Pressure>Exercises>Q D
The force which opposes the motion of one body over another is _____ force.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 8 - Force and Pressure>Exercises>Q D
The smoother the surface, the _____ (lesser/greater) is the frictional force.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 8 - Force and Pressure>Exercises>Q D
Kinetic friction is _____ (lesser/ greater) than static friction.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 8 - Force and Pressure>Exercises>Q D

The smaller the area over which a force is applied,  _____ is the pressure.

(smaller/larger)