Simple Machines

What is a simple machine?

• 2 or more complex machines

• A tool used to make our work easier.

• An item full of wiring and fuses that pass electricity.

Which of the following simple machines are used to lift heavy loads?

• Wedge

• Screw

• Wheel and Axle

• Pulley

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Identity the simple machine and state its kind.

• Lever

• Moveable Pulley

• Fixed Pulley

• Wedge

Which of the following images consist of a Wheel and Axle? (There may be more than one answer)

• 
• 
• 
• 

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

NGSS.MS-PS2-1

A screw is a ____________

• Modified inclined plane

• Pulley

• Lever

• Wheel and Axle

Which of the following items are levers?

• 
• 
• 
• 

A wedge is made up of ___________

• Two inclined planes

• 2 or more pulleys

• a wheel and axle

• a few screws

Tags

NGSS.MS-PS2-1

A screw is used to hold things tightly together.

• True

• False

A hospital ramp is an example of __________.

Tags

NGSS.MS-ETS1-1

Which of the following are NOT simple machines?

• Wheelbarrow

• Slide

• Tractor

• Pulley

• Electric Keyboard