ch. 19 vocab.
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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work | When force causes an object to move in the direction of force
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simple machine | a machine that makes work easier
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mechanical advantage | the number of times a machine multiplies the effort force you apply
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lever | a rod that pivots on a fixed point
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pulley | an object like a wheel with a rope or chain running through it's groove
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wheel and axel | made of two round objects that are attached that also rotate together
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inclined plane | a sloped surface
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wedge | a moving inclined plane with one or two sloping sides
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fulcrum | a fixed point
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compound machine | a machine that is made up of many simple machines
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force | a push or pull si is it's newton
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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.
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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:
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