Simple Machine Review

The fixed point of this simple machine is know as the _________

• lever

• fulcrum

• pivot

• pulley

Why do running shoes have rubber soles?

• add weight

• create inertia

• decrease velocity

• increase friction

Which is an example of work?

• Mental math calculation

• observations of an animal

• lifting an animal

• reading from the science book.

What type of machine is used when using a cord to open a window blind?

• inclined plane

• lever

• pulley

• wheel and axle

Tags

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If you unwrapped the threads curled around a screw, which machine would you have?

• inclined plane

• lever

• pulley

• wedge

Which machine would you use when you split wood using a axe?

• inclined plane

• lever

• pulley

• wedge

What is anything that change the way work is done?

• force

• culcrum

• machine

• motion

Tags

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Check all that can be called simple machines.

• inclined plan

• wedge

• shovel

• wheel and axle

• pencil

Check all that can be called simple machines.

• screw driver

• screw

• pulley

• bicycle

• lever

Tags

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Check all that can be called compound machines.

• wheel and axle

• shovel

• pulley

• bicycle

• axe