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Static Electricity
sememniuk physics science
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Static Electricity
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Question
Answer
charged
term referring to matter having an excess of electrons (a negative charge) or a deficiency of electrons (a positive charge)
electric charge
a property of matter having an excess of electrons (a negative charge) or a deficiency of electrons (a positive charge)
static electricity
term referring to electric charges that are stationary, or at rest
electrostatics
the study of electrical charges that move very little
neutral
term referring to matter having neither a negative nor a positive electric charge
electric charge
a property of matter having an excess of electrons (a negative charge) or a deficiency of electrons (a positive charge)
insulator
a material that does not allow electric charges or heat to move freely on or through it
conductor
a material that allows electric charges or heat to move freely on and through it
law of attraction and repulsion
a law stating that like electric charges repel and unlike electric charges attract
positive charge
charge carried by protons
negative charge
charge carried by electrons
electroscope
a device for detecting the presence of electric charge
induction
the process by which an object having an electric charge produces the same charge in a neighbouring object without actually touching it
spark
an electric discharge; caused by electrons jumping from one conductor to another through the air
ground
to connect a conductor through some conducting material directly to the ground, or Earth
lightning
in the sky, a flash of bright light caused by the discharge of electricity between clouds, or between clouds and the ground
lightning rod
a metal rod or wire attached to a building to prevent lightning damage by conducting the electrons to the ground
electrostatic precipitator
a device to control air pollution using stationary electric charges (not currents)
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