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19 Cards in this Set
- Front
- Back
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only one pathway for the electrical current
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series circuit
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negative charges
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electrons
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two or more pathways for the electrical current
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parallel circuit
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can be caused by rubbing two materials together
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static electricity
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a poor conductor
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resistor
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continuous flow of electrons
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electric current
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discharge of static electricity in the atmosphere
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lightning
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3 kinds of energy that electrical energy can be changed into
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heat, light, mechanical
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path that electricity can flow through
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circuit
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A sponge, a toothpick, and a rubber band are ___.
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insulators
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A circuit must be ___ to allow the current to flow.
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closed
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electricity moves through these
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conductors
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area of magnetic force
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magnetic field
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allow electrical energy to be changed into other forms of energy
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resistors
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wrapping a wire around an iron bolt and making a closed circuit will create this
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electromagnet
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A piece of copper, an iron bolt, and a piece of aluminum foil are ___.
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conductors
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can be used to control the flow of electricity
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switch
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electric current creates this
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magnetic field
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electricity cannot move through these
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insulators
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