Wheel and Axle

What is a wheel and axle?

• A type of lever

• A simple machine

• A type of pulley

• A type of screw

The wheel and axle design allows for efficient ______ transfer.

• energy

• motion

• sound

• light

Which object uses a wheel and axle to circulate air?

• Electric fan

• Lamp

• Television

• Computer

When you pedal a bike, what happens to the big wheel?

• It stops

• It goes backward

• It goes around

• It falls off.

Cars use the idea of a wheel to move forward. What makes the big wheels turn?

• The driver

• The car's engine

• The wind

• The road

What is the main benefit of the wheel and axle teamwork?

• It makes things heavier

• It makes things easier to lift or move

• It makes things disappear

• It makes things harder to lift or move.

The holes in the metal parts of the Ferris wheel model are used for ______.

• Decoration

• Weight reduction

• Connecting parts

• Painting

What is the primary color of the gear in the Ferris wheel model?

• Red

• Blue

• Green

• Yellow

What is the name of the part labeled as '1 X L Small Plate'?

• Large Plate

• Small Plate

• Medium Plate

• Tiny Plate

What is the function of the 'Bolt with Nut'?

• To hold parts together

• To decorate

• To weigh down

• To insulate