Quiz on Wheels and Axles

What is a wheel commonly defined as?

• A solid disk or circular ring with spokes

• A square block

• A triangular prism

• A hexagonal shape

What does a wheel turn around?

• A smaller axle

• A larger wheel

• A stationary rod

• A fixed point

Tags

CCSS.4.MD.A.1

What is needed to turn a larger wheel compared to a smaller axle?

• A larger force

• A smaller force

• No force

• Equal force

What effect do wheels and axles have on objects?

• Reduce friction and make objects easy to move

• Increase weight

• Decrease speed

• Increase friction

What is the relationship between the wheel and axle speed?

• Both turn at the same speed

• The wheel turns faster

• The axle turns faster

• They do not turn

What is a disk only considered when an axle runs through it?

• A wheel

• A gear

• A lever

• A pulley

Which of the following is an example of a machine using wheels and axles?

• Trolley

• Computer

• Book

• Lamp

What prevents a gear from slipping?

• The size of the gear

• The color of the gear

• The teeth of the gear

• The weight of the gear

What can a gear be considered when in operation?

• A lever

• A pulley

• A spring

• A magnet

Which of the following is an example of a machine that uses gears?

• A refrigerator

• A grandfather clock

• A microwave

• A washing machine