8th Grade Science Electricity & Magnetism Chapter 3 Sec. 1 & 2
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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| electromagnetism | relationship between electricity & magnetism
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| energy | ability to move an object over a distance
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| electrical energy | energy associated with electric current
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| galvanometer | device that measures small currents
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| electromagnetic induction | generating an electric current from the motion of a conductor through a magnetic field
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| direct current | current of charges that flow in one direction
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| alternating current | current of charges that move back & forth in a circuit
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| electric generator | device that transforms mechanical energy into electrical energy
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| step up transformer or step down transformer | a transformer that increases voltage or a transformer that decreases voltage
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| solenoid | a coil of wire with a current
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| electromagnet | a solenoid with a ferromagnetic core
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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:
Karen Copanic
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