Simple Machines / Compound Machines
A machine is a tool used to make work easier. Simple machines are simple tools used to make work easier. Compound machines have two or more simple machines working together to make work easier.
In science, work is defined as a force acting on an object to move it across a distance. Pushing, pulling, and lifting are common forms of work. |
6 Simple Machines
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Compound Machines
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You Do It
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Virtual Simple & Compound Machines
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