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12 terms

CST 4th grade physical science

parallel circuit
circuit in which electric current can follow more than one path
series circuit
circuit in which electric current follows only one path
a temporary magnet made by coiling wire around an iron core
to pull toward (opposites)
to push away (same)
positive charge
more protons (+) than electrons (-)
negative charge
more electrons (-) than protons (+)
magnetic field
The area of magnetic force around a magnet, the region around a magnet where the magnetic force is exerted
electrical energy
energy made available by the flow of electric charge through a conductor
light energy
energy in the form of moving waves of light
heat energy
a form of energy that is transferred by a difference in temperature
navigational instrument for finding directions