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Simple Machines
simple machines
Question | Answer |
---|---|
What is a lever, inclined plane, wheel and axle, screw, wedge, or a pulley? | simple machine |
Which object is not a simple machine? A roller skate,ramp, doorknob, or paper? | Paper |
What are pulleys designed to do? | Change direction of a force |
Which is not an example of a screw? A toothpaste cap, a water faucet, a staircase, or a rod? | water faucet |
What is an inclined plane wrapped around a pole which holds things together? | screw |
What is a moving inclined plane? | wedge |
What is an angle at which an inclined plane rests? | slope |
What is a simple machine with any sloped surface? | inclined plane |
Which one is not an example of a wedge? A scissor, knife, seesaw, or needle? | seesaw |
What does a wedge do that an inclined plane does not do? | moves to do the work |
What is a pivot point on a lever? | fulcrum |