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Electricity and Magnetism ( chapter seven vocab)

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Term
Definition
Charging by contact   A transfer of electric charge between objects in contact  
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Charging by induuction   The rearrangement of eletric charge due to the presence of an eletric field  
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Insulators   Materials in which eletric charges don't move easily  
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Conductors   Materials in which eletric charge moves easily  
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Static charge   The imbalence of eletric charge on an object  
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Eletric discharge   The movement of static charge from one place to another  
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Eletric current   the flow of eletric charge  
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Eletric circut   A closed path in which eletric charges can flow  
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Eletric resistance   The measure of howdifficult it is for elecrons to flow in an object  
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Voltage   A measure of the amount of eletrical energy transferred to one another in a circut  
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Series circut   devices conected so that there is only one closed path for the current to follow  
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Parellel circut   Devices that are connected so there is more than one closed path for the current to follow  
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Magnetic domain   A group of atoms that have their magnetic poles pointing in the same direction  
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electromagnet   a current-carrying wire wrapped around an iron core  
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electromagnetic induction   The production of an eletric current by moving a magnet and a loop relative to each other  
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