Energy Section #3
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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electricity | a form of energy that is created when electrons are carried through wires and used to operate machines, lights, etc. (electric current)
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electromagnet | a magnet created by wrapping a current-carrying wire around an iron core
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electric motor | a device that uses a magnetic field to turn electrical energy into mechanical-kinetic energy (electricity --> motion)
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generator | a device that uses a magnetic field to turn mechanical-kinetic energy into electrical energy (motion --> electricity)
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turbine | a huge wheel that rotates when pushed by wind, water, or steam
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electric circuit | a closed, conducting loop in which an electric current can flow continually
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manipulated variable | the variable that you MEAN to change between test groups
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independent variable | the variable that you observe or measure (as a result of the manipulated variable)
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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:
JSkardon
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