Friction

…............ is the force that resists motion when the

Surface of one object comes in contact with the surface of another.

• Friction

• GravitaGravitation

• Pressure

• Drag

When one body rolls over the surface of another body the resistance to its motion is called

• Pressure

• Gravity

• Lubricants

• Rolling friction

The substances which reduce friction are called

• Drag

• Bearings

• interlocking

• lubricants

Gases and liquids is...........

• Lubricants

• Fluids

• Reducing the friction

• None of the above

Gymnasts Apply Some Coarse Substance on their Hands to................. Friction for better grip

• Decrease

• Increase

• Both

• All of thethe above