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15 Cards in this Set
- Front
- Back
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effort force
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force you put into simple machines
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simple machines
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basic machines that make up other machines
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work
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result of force moving through a distance
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fulcrum
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fixed point on a lever
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efficiency
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how well a machine changes force into work
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torque
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is a twisting or turning as a result of push or pull
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screw
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an inclined plane wrapped around a pole
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pulley
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rope or chain and the wheel it fits around
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wheel and axle
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a large wheel attached to a smaller wheel or rod
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inclined plane
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flat surface that has one end higher than the other
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wedge
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two inclined planes placed back - to - back
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lever
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a bar that turns around a fixed point
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class 1 lever
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this kind of lever has the fulcrum between the effort and load ex. se-saw
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class 2 lever
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on this kind lever the load is between the fulcrum and effort ex. nutcracker
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class 3 lever
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in this kind of lever the effort is between the load and fulcrum ex. tweezers
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