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10230071
Unit 7.5
Description
Mind Map on Unit 7.5, created by Mahamed Farah on 07/09/2017.
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year 7
Mind Map by
Mahamed Farah
, updated more than 1 year ago
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Created by
Mahamed Farah
about 7 years ago
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Resource summary
Unit 7.5
What is a simple machine ?
It's a machine that makes jobs easier
How many types of simple machines are there?
there are 7
they are levers,ramps,wedges,screws,pulleys,wheels and gesars
What are force multipliers ?
Machines used to magnify the force you apply to do a job.
What is a lever
It's a machine made from a long ,rigid object,such as stick or metal rod
What is an axle ?
The center of a wheel is called an axle.
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