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24 Cards in this Set
- Front
- Back
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D-cell |
Battery; source |
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Circuit |
Pathway through which electricity flows |
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Source |
Provides energy to light the bulb |
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Receiver |
Uses electricity from the source to make something happen |
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Filament |
Part of a light bulb that gets hot and produces light |
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Open circuit |
Electrical current can not flow |
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Closed circuit |
Electrical current flows completely |
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Conductor |
Electricity will flow through, usually a metal like copper or aluminum |
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Insulator |
Prevents the flow of electricity, usually plastic, rubber |
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Schematic drawing |
A way to represent a circuit on paper using symbols |
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Series circuit |
Two or more components attached to a source, one pathway though all components, one after the other |
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Parallel circuit |
Two or more components with two or more pathways |
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Electromagnet |
A coil of wire usually wound around iron or steel which produces a magnetic field when electricity flows through |
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Core |
Material around which a coil is wound |
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Coil |
Wire wound repeatedly- the more coils the stronger the electromagnet |
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Benjamin Franklin |
The man discovered that lighting was a form of electricity |
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Atom |
Smallest form of matter |
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Electron |
Negatively charged particle of an atom |
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Proton |
Positively charged particle of an atom |
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Attract |
To come together, to pull toward one another (opposite poles attract) |
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Repel |
To push away (same poles attract) |
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Thomas Edison |
Invented the first practical light bulb |
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Sticks to a magnet |
Iron, steel, cobalt, nickel |
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Does not stick to a magnet |
Rubber bands, Popsicle sticks, copper, pennies, aluminum |
