Magnetism & Electricity Chap 2 Vocabulary
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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| A metal rod about 20 cm (8 in.) long, is attached to the highest point of a building and protects the building when lightning strikes. | Lightning Rod
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| A continuous flow of electric charges. | Electric Current
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| An electric circuit in which the parts are connected in a single path. | Series Circut
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| The electrical property of particles of matter; can be positive or negative. | Electric Charge
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| A device that completes or breaks the path a current can follow in an electric circuit. | Switch
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| The loss or release of an electric charge. | Electric Discharge
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| A material through which electricity moves easily. Copper is an example of this. | Conductor
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| Contains a filament that glows when electricity passes through it. The contacts at the base conduct electricity. Produces two forms or energy. | Incandescent Bulb
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| Electric charges that have built up on the surface of an object. | Static Electricity
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| When negative charges jump from a cloud to the ground this occurs. | Lightning
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| A path along which an electric current can move. | Electric Circuit
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| An electric circuit having more than one path along which electric current can travel. | Parallel Circuit
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| Electric charges bump into particles of mercury gas. The gas gives off ultraviolet light. The light strikes the coating, which gives off white light. | Florescent Bulb
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| Invented the light bulb. | Thomas Edison
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| A switch that opens or closes a circuit by turning off or on. | Circut Breaker
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| A material through which electricty does not move easily, rubber is one example. | Insulator
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| A long, thin coil of wire that glows when electricity passes through it. | Filament
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| A device in a circuit that contains a metal strip, which melts when the circuit is overheated, thus breaking the circuit. | Fuse
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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.
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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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