vocabulary
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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the result when a force causes an object to move | work
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a simple machine that has a central pivot around which a wheel moves | wheel and axle
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a device that changes the amount of a force applied to an object the direction or both | machine
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a simple machine having a arm that moves around a fixed point | lever
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the fixed point on a lever | fulcrum
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a part of the lever on which a person or another machine applies a force | effort arm
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the resistance or load on a lever | resistance arm
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a wheel that has a groove along its edge | pully
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a device made of one or more machines | compound machine
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the ratio of the work that comes out of a machine to work into the machine | efficency
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a flat sloping surface | inclined plane
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a simple machine composed of one or two inclined planes | wedge
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an inclined plane wrapped around a cone or cylinder | screw
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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:
codboy
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