Vocabulary Words
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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| electric current | a continuous flow of electric charge
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| direct current (DC) | a flow of electric charge in only one direction
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| alternating current (AC) | a flow of electric charge that regularly reverses its direction
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| electrical conductor | a material through which electric charge can flow easily
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| electrical insulator | a material through which charge cannot flow easily
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| resistance | the opposition to the flow of electric charges in a material
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| superconductor | a material that has almost zero resistance when it is cooled to low temperatures
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| potential difference | voltage, or the difference in electrical potential energy between two places in an electric field
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| voltage | potential difference, the difference in electrical potential energy between two places in an electric field
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| battery | a device that converts chemical energy into electrical energy
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| Ohm's law | the relationship of voltage, current, and resistance: V=IR
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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:
MarieElyn
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