Simple Machine

A simple machine is a device that helps to reduce the amount of _____ required to work.

• force
• energy
• work

____ is done when a force is applied over a distance.

• energy
• work
• force

A fishing pole is an example of a compound machine. What simple machines are used to make up this compound machine?

• lever, wheel and axle, pulley
• wheel and axle, inclined plane, pulley
• wheel and axle, pulley, inclined plane

Stairs

• wedge
• pulley
• inclined plane
• wheel and axle

Tags

NGSS.MS-ETS1-1

NGSS.MS-PS2-2

This device

• wedge
• lever
• incline plane
• wheel and axle

Tags

NGSS.MS-ETS1-1

This device

• wedge
• lever
• incline plane
• wheel and axle

Name this simple machine.

• Lever
• Wedge
• Pulley
• Inclined Plane

How can the lever be balanced?

• add weight to the right side
• move the fulcrum right
• move the heavier weight back

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

A knife is an example of a (an)

• inclined plane
• wedge
• ramp
• pulley

All of these are examples of a wheel and axle except:

• pizza cutter
• doorknob
• windmill
• lever