11 terms

Unit 2 - Energy

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energy
the ability to create motion or change
heat energy
the energy of molecules moving
Law of Conservation of Energy
Energy cannot be created or destroyed, but it can change form.
electrical energy (electricity)
the energy of negative charges flowing
electrical circuit
the path where a current can travel, moving in a loop and coming back to where it started
attract
to pull toward each other
repel
to push away from each other
conductor
material that lets energy flow through it easily
insulator
material that stops energy from flowing through it
magnetic energy
the force in which same poles repel and opposites attract
sound energy
the energy of vibrations that spread out in waves
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