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SELMAN, CHAPTER 5

Electrostatics

VOCABDEFINITIONS
ELECTROSTATICS the branch of physics that deals with stationary or resting electric charges
STATIC ELECTRICITY another name for resting charges
ELECTRIFICATION (Positive & Negative) when electrons are removed from or added to an atom
POSITIVE ELECTRIFICATION insufficient amount of electrons
NEGATIVE ELECTRIFICATION exessive amount of electrons
CONDUCTORS allow a free flow of electrons EX: copper
SEMICONDUCTORS intermediate in conducting ability
INSULATIORS electrons do not flow freely EX: rubber, wood
GROUND connected to wet earth by a conductor
FRICTION the removal of electrons from one object by rubbing it with another of a different kind
CONTACT when a body charged by friction touches an uncharged object
INDUCTION when a charged body is brought near an uncharged body
ELECTROSCOPE detects the presence and sign of an electric charge. It can be charged by either contact or induction.
METHODS OF ELECTRIFICATION friction, contact and induction
Created by: ladyhope819
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