MEDIUM
8th CBSE
IMPORTANT
Earn 100

Differentiate between sliding friction and rolling friction.

Important Questions on Friction

MEDIUM
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 12 - Friction>Put on your thinking cap>Q 5
Give a situation where we increase friction.
MEDIUM
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 12 - Friction>Put on your thinking cap>Q 5
List two disadvantages of friction.
MEDIUM
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 12 - Friction>Put on your thinking cap>Q 6
Define friction. Also explain the different types of friction.
MEDIUM
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 12 - Friction>Put on your thinking cap>Q 6
Mention the ways of reducing friction.
HARD
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 12 - Friction>Put on your thinking cap>Q 6
State any five advantages of friction.
HARD
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 12 - Friction>Put on your thinking cap>Q 6
Friction is a necessary evil. Explain.
HARD
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 12 - Friction>Put on your thinking cap>Q 6
Rolling friction is less than static friction and sliding friction. Explain with the help of an activity.
MEDIUM
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 12 - Friction>Put on your thinking cap>Q 7

Observe the given picture and answer the following question.
Question Image
Identify the object shown in the picture that is used to reduce friction.