CST 4th grade physical science

12 terms by cowanriggs

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parallel circuit

circuit in which electric current can follow more than one path

series circuit

circuit in which electric current follows only one path

electromagnet

a temporary magnet made by coiling wire around an iron core

attract

to pull toward (opposites)

repel

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

Compass

navigational instrument for finding directions

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