Lewis-Simple Machine
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| occurs when a force causes an object to move a distance in the direction the force was applied | work
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| a push or a pull | force
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| the force you apply on a machine | input force
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| the force that the machine applies to move an object or overcome some resistance | output force
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| a machine that does work with only one movement | simple machine
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| a machine made up of a combination of simple machines | compound machine
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| a flat, sloped surface | inclined plane
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| an inclined plane that moves; can have one or two sloping sides | wedge
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| an inclined plane wrapped around a cylinder | screw
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| any rigid rod or plank that pivots, or rotates, around a fixed point | lever
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| a fixed point around which a lever rotates | fulcrum
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| two circular objects of different sizes that are attached and rotate together | wheel and axle
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| a grooved wheel with a rope or cable wrapped over it | pulley
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
lewisch
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