EASY
8th CBSE
IMPORTANT
Earn 100

What causes friction?

Important Questions on Friction

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 3
Why are spaceships provided with heat shields?
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 4

Why is it tough to write on a very smooth paper?

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 5
Write any four methods of reducing friction.
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 1
Is static friction less or greater than rolling friction?
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 2
A very smooth surface experiences less wear and tear.
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 3

Friction increases with the mass of objects in contact.

EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 4
It is easier to roll an object than to slide it.
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 5
Friction does not cause wastage of energy.