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• #### Class 8 Science Study Material

An Educational platform for Preparation and Practice Class 8. Kidsfront provide unique pattern of learning Science with free online comprehensive study material in the form of QUESTION & ANSWER for each Chapter of Science for Class 8. This study material help Class 8, Science students in learning every aspect of Friction . Students can understand Friction concept easily and consolidate their learning by doing Online Practice Tests on Science, Friction chapter repeatedly till they excel in Class 8, Friction . Free ONLINE PRACTICE TESTS on Class 8, Friction comprise of Hundreds of Questions on Friction , prepared by the highly professionals team. Every repeat test of Friction will have new set of questions and help students to prepare themselves for exams by doing unlimited Online Test exercise on Friction . Attempt ONLINE TEST on Class 8,Science, Friction in Academics section after completing this Friction Question Answer Exercise.

Unique pattern

• Topic wise: Friction preparation in the form of QUESTION & ANSWER.
• Evaluate preparation by doing ONLINE TEST of Class 8, Science, Friction .
• Review performance in PRACTICE TEST and do further learning on weak areas.
• Attempt repeat ONLINE TESTS of Science Friction till you excel.
• Evaluate your progress by doing ONLINE MOCK TEST of Class 8, Science, All TOPICS.

a) Increases.
b) Decreases.
c) Remains same.
d) Becomes zero.

##### The brake system of cars and bicycles are provided with

a) Ordinary rubbers.
b) Brake pads.
c) Wooden pads.
d) Plastic sheets.

##### Frictional force is

a) Contact force.
b) Non-contact force.
c) Muscular force.
d) Force applied by earth.

##### Friction cannot be reduced by

a) Polishing
b) Oiling
c) By using the ball bearing
d) If area of contact is less

##### An example of contact force is

a) Magnetic force.
b) Electrostatic force.
c) Gravitational force.
d) Frictional force.

##### Rocket has a special streamlined body in order to

a) Increase fluid friction.
b) Reduce fluid friction.
c) Make them attractive.
d) Design purpose

##### Grooves in tyres

a) Increase friction between the tyre and the road.
b) Decrease friction between the tyre and the road.
c) Do not affect friction between the tyre and the road.
d) Make the tyre look good.

##### Burning of the meteor in the atmosphere is due to

a) Electrostatic force.
b) Magnetic force.
c) Frictional force.
d) Gravitational force.

##### Fluid friction is independent of the

a) Speed of object.
b) Shape of object.
c) Nature of the fluid.
d) Colour of the fluid.

##### When an object moves through a liquid, it experiences

a) Static friction.
b) Sliding friction.
c) Fluid friction.
d) Rolling friction.

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