unit f2 definitions!!
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 rsult of a force causes an object to move | WORK
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| Any device that changes the amount of force applied to an object, the direction of the force, or both | MACHINE
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| A simple machine having an arm that moves around a fixed point | LEVER
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| The fixed point in a lever | FULCRUM
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| Is a part on which a person or another machine applys force | EFFORT ARM
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| The part of a lever that applies a force on the object | RESISTANCE ARM
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| A wheel that has a groove on its edge | PULLEY
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| A machine that has a central pivot around which a wheel moves | WHEEL & AXLE
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| Any flat sloping surface | INCLINED PLANE
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| A simple machine made of 1 or 2 inclines | WEDGE
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| An inclined plane wrapped around a cone or cylinder | SCREW
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| A device made up of 2 or more simple machines | COMPOUND MACHINE
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| The ratio of the work that comesout of a machine to the work put into that machine | EFFICIENCY
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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:
MrNinja
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