WHAT ARE SIMPLE MACHINES?

All simple machines make work _________.

• harder

• smaller

• lighter

• easier

Simple machines can change the amount of_______ needed to do work.

• gravity
• people
• force
• pulley

Tags

NGSS.K-PS2-1

How many different simple machines are there?

• 4
• 5
• 6
• 7

Work is

• energy from the sun
• a force that moves an object
• a type of machine
• a force that pulls you towards the Earth

Which of these is an example of a wedge?

• skateboard
• broom
• stairs
• butter knife

What type of simple machine are these people using to move the wheel chair into the school bus?

• lever
• wedge
• inclined plane
• pulley

Tags

NGSS.MS-ETS1-2

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A push or a pull that can move an object is

• fulcrum

• force

• machine

• lever

Name this simple machine.

• Lever
• Wedge
• Pulley
• Inclined Plane

Name this simple machine. 

• Pulley
• Wheel and Axle
• Inclined Plane
• Lever

Which choice is an example of a lever?

• Axe
• Seesaw
• Bottle Cap
• Tunnel