EASY
8th CBSE
IMPORTANT
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Streamlining a shape reduces drag due to air or water.

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Important Questions on Friction

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q D
What is friction?
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q D
In which direction does the force of friction act?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q D
Differentiate between static and sliding friction. Which is greater?
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q D
What kind of friction does a wheel have with the surface on which it is moving?
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q D
What is drag?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q D
Friction is necessary for walking. Why?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q D
Why does lubrication reduce friction?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Exercises>Q E
What are the factors affecting friction?