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14 Cards in this Set
- Front
- Back
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A slanted surface used to raise an object
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an inclined plane
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A device that does work with only one movement
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simple machine
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a bar that is free to pivot about a fixed point
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a lever
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The rate at which work is done
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power
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The amount which a machine multiplies an effort force is called
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mechanical advantage
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An inclined plane with one or two sloping sides is called a
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wedge
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An incline plane wrapped around a cylinder post is a
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screw
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When two or more simple machines work together, this is a
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compound machine
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A joule is equal to....
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one newton times one meter
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A doorknob is an example of a simple machine known as a
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wheel and axle
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The pivot point of a lever is called the
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fulcrum
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The force you apply to a simple machine
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effort force
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The force you overcome when using a simple machine
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resistance force
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The ability of a machine to convert work input into work output
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efficiency
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