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Electric Force

8th Grade Physical science

TermDefinition
Electric Charge The physical property of matter that causes particle to experience a force.
Electric Force The attractive or repulsive interaction between any two charged objects is an.... ?
Repel (Push Away) If objects have like or same charges then they will....?
Attract (Pull Towards) If objects have opposite or unlike charges then they will....?
Charge & Distance What 2 factors affect the electric force between two objects?
Electrons Objects become charged when their atoms gain or lose which subatomic particle?
Friction, Direct Contact, and Induction 3 ways objects can become charged include.....
Friction When two objects rub together, causing a transfer of electrons between the objects.
Direct Contact When a charged and uncharged object touch each other, the charged objects transfers electrons to uncharged object.
Induction A way of rearranging the charges within an object without touch it.
Static Electricity The buildup of electric charges on an object.
Electric discharge When built up charges on an object eventually move or leave that object.
Electrical conductor material through which charges can move freely.
Electrical insulator material through which charges cannot move easily.
Semiconductors Special class of materials that conduct electric charge better than electrical insulators but not as well as electrical conductors.
Conservation of Charge Charging objects involves moving electrons from one object to another. The total amount of charge always states the same. This principle is called...?
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