Science Explosion v4, chapter 9
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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| acceleration | show 🗑
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| block and tackle | show 🗑
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| show | A machine that combines two or more simple machines.
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| distance | show 🗑
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| effort force | show 🗑
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| fixed pulley | show 🗑
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| friction | show 🗑
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| fulcrum | show 🗑
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| gravity | show 🗑
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| inclined plane | show 🗑
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| show | The resistance to a change in motion.
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| show | The unit used to measure work; equal to one newton meter of work.
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| show | A simple machine consisting of any bar that turns on a fulcrum.
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| show | The ability to get something moving
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| show | The decrease in effort needed to move an object.
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| show | The mass and velocity (speed and direction) of an object.
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| show | Change of an object's position
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| show | A type of pulley that moves along a rope where the effort is above the pulley.
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| show | The unit used to measure force (weight).
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| pulley | show 🗑
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| reference point | show 🗑
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| screw | show 🗑
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| speed | show 🗑
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| velocity | show 🗑
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| wedge | show 🗑
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| wheel and axle | show 🗑
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| show | A force acting on something and moving it a distance.
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| Resistance force | show 🗑
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| Machine | show 🗑
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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:
marchscience
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