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Electricity Unit

North and North poles do what repel
North and south poles will do what attract
In what direction does the compass always point toward the North magnetic pole
How does a compass work attracted to the magnetic pull of the earth
If there is no gap in a circuit and electricity can flow it is called what closed circuit
What kind of circuit has gaps in it and will not let electricity flow open circuit
A circuit with many paths (If one light bulb goes out others will stay on) is called what? parallel circuit
A circuit with only one path for electricity to flow (If a light bulb goes out they all go out ) is called what ? series circuit
When a wire tightly wrapped around a screw many times or wire wrapped many times to form a circle has electricity following through it, it is called what? electromagnet
what is the only thing that can move in an atom electrons
where do the protons and neutrons live? nucleus
what charge does a proton have positive
what charge does an electron have negative
If you have more protons than electrons, what kind of a charge will the atom have positive charge
if you have the same number of electrons and protons, what kind of a charge will the atom have balanced or neutral
if there are more electrons than protons, what charge is the atom negative charge
what is the goal of all atoms to be balanced
Something that does not conduct (let in or out) electricity is called what an insulator
Something that lets electricity flow freely is called what? a conductor
what are 3 things a motor needs to work? electricity, magnetism, on/off switch
Created by: ckasper



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