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Ch 7 electricity

science 9

QuestionAnswer
electric charge that can be collected and held in ONE PLACE static electricity
a material that does NOT allow electric charges to move easily insulators
a material that does ALLOW electric charges to move easily conductors
a type of PLASTIC used in photographic film and overhead transparencies that can hold static charge acetate
UNIT for measuring charge coulomb
particles of an atom that are NEGATIVELY charged electrons
particles of an atom that are POSTIVE charged protons
when a atom has EQUAL amount of negative (electrons) and postive (protons) charges it is uncharged or ..... neutral
allowing charge to flow into EARTH'S surface is .... grounding
A DEVICE that uses fricton to produce a large static charge Van de Graaff generator
If a electron is REMOVED from a neutral atom what is the charge left on the atom? postive charge
If a electron is ADDED to a neutral atom what is the charge left on the atom? negative charge
Created by: penney44