vocabulary electricity unit
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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static electricity | a charged produced by rubbing or touching objects together
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unbalanced charges | a more correct term for static electricity, because the charges are not stationary
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laws of charges | laws that describe the behavior between charged and uncharged objects
1.unlike charges attract
2.like charges repel
3.charged objects attract uncharged objects
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conductors | materials that allow charges to move freely
(most metals)
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super conductors | materials that offer little or no resistance to the flow of charges
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grounding | connecting an object to earth with conducting wire to safely rebalance a charge
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ammeter | an instrument used to measure large currents
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galvanometer | an instrument used to measure very weak currents
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voltmeter | an instrument used to measure voltage
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resistance | the property of a substance that hinders motion of electric charge and converts electric energy into other forms of energy
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