Simple Machines End of Unit

Which simple machine uses a rope and a grooved wheel to lift objects?

• Lever

• Pulley

• Wheel and Axle

• Inclined Plane (Ramp)

A/ An ___________ helps rolling things to a high surface easily.

Select ALL simple machines in a door.

• Wheel and axle

• Lever

• Pulley

• Inclined plane (Ramp)

Name the simple machine present in a seesaw and explain how it helps.

A lever

• helps cut paper (scissors)

• helps roll heavy objects

• helps lift a bucket from a well

• helps move heavy boxes up a slope

A pulley

• helps cut paper (scissors)

• helps roll heavy objects

• helps move heavy boxes up a slope

• helps lift a bucket from a well

An inclined plane

• helps lift a bucket from a well

• helps move heavy boxes up a slope

• helps roll heavy objects

• helps cut paper (scissors)

A wheel and axle

• helps lift a bucket from a well

• helps roll heavy objects

• helps move heavy boxes up a slope

• helps cut paper (scissors)

Which machine should he use?

• Lever

• Pulley

• Wheel and Axle

Explain why you chose that machine.