vocabulary electricity unit

Term Definition
static electricity a charged produced by rubbing or touching objects together
unbalanced charges a more correct term for static electricity, because the charges are not stationary
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
conductors materials that allow charges to move freely
(most metals)
super conductors materials that offer little or no resistance to the flow of charges
grounding connecting an object to earth with conducting wire to safely rebalance a charge
ammeter an instrument used to measure large currents
galvanometer an instrument used to measure very weak currents
voltmeter an instrument used to measure voltage
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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