Practice for the Unit Test
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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attract | to pull towards one another
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battery | a source of electricity with more than one cell
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circuit | a pathway for the flow of electricity
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closed circuit | a complete circuit through which electricity flows
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code | a set of signals that represents letters or numbers used to send messages
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conductor | a substance through which electricity will flow
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current | the flow of electricity through a conductor
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electricity | a form of energy that produces light, heat, and magnetism
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electricity source | something that provides electric energy to make something happen
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electromagnet | a piece of iron that becomes a temporary magnet when electricity flows through a wire wrapped around it
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filament | material in a light bulb that glows when heated by an electric current
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force | a push or pull
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lightning | a flash of light caused by a discharge of static electricity between two clouds or from a cloud on Earth
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magnet | an object that sticks to iron
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magnetism | a property of certain kinds of materials that cause them to attract iron or steel
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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:
cbergh
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