MEDIUM
8th CBSE
IMPORTANT
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List the names of five smooth surfaces and five rough surfaces from your surroundings.

Important Questions on Friction

MEDIUM
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 5
Write any four methods of reducing friction.
MEDIUM
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 6
Describe some examples where heat is produced due to friction.
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 7
Sliding friction is _____ (smaller/larger) than static friction.  
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 7
Rolling is _____ friction. (smaller/bigger) 
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 7
Bodies of birds and fishes are _____ .
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 8
Friction is less for rough surfaces.
MEDIUM
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 9
Write advantages and disadvantages of friction.
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 2>Q 1
Define the force of friction.