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_____ is done when an object is moved because of a force applied to it |
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_____ is done when an object is moved because of a force applied to it |
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A push or a pull is called what? |
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What simple machine is used for moving objects quickly and smoothly? |
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What simple machine is a bar that rests on a fulcrum? |
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A lever is most effective when the fulcrum is placed _______ the load |
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What simple machine will help you turn on the water at the sink? |
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Ramps and stairs are examples of what kind of simple machine? |
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When someone pulls down the rope to raise the flag, a pulley is used to do what? |
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Change the direction of the force |
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A car jack, used to change a tire is an example of what simple machine? |
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What simple machine is used to split things apart? |
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What simple machine is a rope wrapped around a wheel? |
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If you are on the 1st floor of a house and need to get to the second floor, what simple machine will help you? |
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Inclined plane (if you go up the stairs) Pulley (if you use the elevator) |
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What simple machine is two incline planes back to back? |
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Knives and axes are examples of what type of simple machine? |
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What simple machine is a sloping force? |
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________ is a force that slows or stops and object. |
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What simple machine is an inclined plane wrapped around a post or cylinder? |
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What simple machine is used to raise a flag? |
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_________ is the pulling force between two objects. |
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