Friction and Its Effects Quiz

What is the part of the wheel that comes in contact with the floor?

• Axle

• Hubcap

• Spokes

• Tire

What type of friction is evident between the surfaces of the boat bottom and the water?

• Rolling friction

• Fluid friction

• Static friction

• Sliding friction

How does a parachute help people land to safety after freely falling from a great height?

• By increasing air resistance

• By reducing gravity

• By reducing air resistance

• By increasing gravity

Why are students told to wear rubber shoes during physical education class?

• To increase friction

• To reduce friction

• To increase air resistance

• To reduce air resistance

What does friction help in creating when you rub a matchstick on a rough surface?

• Electricity

• Heat

• Sound

• Light

What does friction help prevent when walking on smooth surfaces?

• Rolling and tumbling

• Jumping and running

• Slipping and sliding

• Climbing and crawling

How does friction help in unscrewing the lid of a jar or bottle?

• By reducing friction

• By increasing friction

• By reducing air resistance

• By increasing air resistance

What type of friction holds nails and screws in place?

• Rolling friction

• Sliding friction

• Static friction

• Fluid friction

What type of friction is evident between the feather and the surrounding air?

• Sliding friction

• Static friction

• Fluid friction

• Rolling friction

What enables each surface point of a wheel to go uphill immediately with less resistance?

• Bouncing motion

• Sliding motion

• Rolling motion

• Spinning motion