Simple Machines Review

How many types of simple machines are there?

• 7

• 6

• 5

• 8

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When you kick a ball the fulcrum is your ..

• foot
• ball 
• leg 
• knee

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What type of simple machine does the photo show?

• Inclined plane
• Lever
• Screw
• Pulley

When you rub two surfaces together it's called

• speed
• friction
• effort
• joules

Tags

NGSS.MS-PS2-2

Effort is

• An inclined plane wrapped around a rod
• A unit used for measuring force
• How far an object moves in a certain amount of time
• The force applied to a simple machine

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A seesaw is an example of what type of simple machine?

• wheel and axle

• lever

• wedge

• pulley

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

An example of a lever is a ...

• pulley
• bicycle 
• scissors 
• screw 

What simple machine has a fulcrum and can be used to lift a weight?

• Pulley
• lever
• screw
• wedge

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All simple machines help make work _________.

• harder
• smaller
• lighter
• easier

Tags

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

• gravity
• people
• force
• pulley