Sarvis
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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| force | push or pull on something
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| work | is done when a force exerted on an object causes that object to move -some- distance
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| power | rate at which work is done
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| version | is any change in form
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| friction | force that opposes motion between 2 touching surfaces
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| efficiency | output work divided byb input work
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| input force | force excerted on a machine
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| mechanical advantage | number of times that a machine increases the input force;equal to the output force divided by the input force
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| output force | force exerted by a machine
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| device | a thing made for a particular purpose; an invention or contrivance, esp. a mechanical or electrical one
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| compound | made of seperate pieces or parts
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| pulley | a grooved wheelith a rope or cable wrapped around the groove
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| simple machine | machine that does work with only one movemaent
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| wedge | an inclined plane that moves
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| inclined plane | a flat,sloped surface,or ramp
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| screw | an inclined plane wrapped around a cylinder or post
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| compound machine | machine made up of two or more simple machines
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| wheel and axle | two circular objects of different sizes that rotate together
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| lever | a rigid rod or plank that pivots about a point called the fulcrum
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| section | a part that is cut off or separated
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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:
valeriez
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