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20 Cards in this Set
- Front
- Back
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What is work?
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Work is a way of transferring energy.
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What is a pulley?
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A lever with a rope which moves around a wheel to lift heavy things.
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What is an inclined plane?
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It is a type of ramp so push heavy objects onto something.
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what is a screw?
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A nail basically wrapped around a cylinder.
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What is a lever?
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A bar that is able of turning about a fulcrum.
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What is a joule?
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It is equal to 1 newton meter and is the unit of energy in the SI system.
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What is Block and Tackle ?
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An arrangement of fixed pulleys to lift heavier objects.
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What is a torque?
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Happens when the law of moments aren't met.
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What is resistance?
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The force against which a simple machine works.
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What is efficiency?
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the percent of work input returned as a useful output.
|
|
What is work?
|
Work is a way of transferring energy.
|
|
What is a pulley?
|
A lever with a rope which moves around a wheel to lift heavy things.
|
|
What is an inclined plane?
|
It is a type of ramp so push heavy objects onto something.
|
|
what is a screw?
|
A nail basically wrapped around a cylinder.
|
|
What is a lever?
|
A bar that is able of turning about a fulcrum.
|
|
What is a joule?
|
It is equal to 1 newton meter and is the unit of energy in the SI system.
|
|
What is Block and Tackle ?
|
An arrangement of fixed pulleys to lift heavier objects.
|
|
What is a torque?
|
Happens when the law of moments aren't met.
|
|
What is resistance?
|
The force against which a simple machine works.
|
|
What is efficiency?
|
the percent of work input returned as a useful output.
|
