5th Grade Science Unit 5 Vocabulary - Energy

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energy

the ability to cause changes in matter

kinetic energy

the energy an object has because of its motion

potential energy

the energy an object has because of its position or condition

electrical energy

energy caused by the movement of electric charges

chemical energy

energy that is stored in matter and that can be released by a chemical reaction

mechanical energy

the total energy of motion and position of an object

thermal energy

heat; the kinetic energy of the particles that make up matter

sound energy

a type of kinetic energy where particles of air are vibrating, or moving

static electricity

a build up of electrical charges in an object

electric current

the flow of electric charges along a path

generator

a device that converts kinetic energy into electrical energy

electric motor

a device that converts electrical energy into mechanical energy

electromagnet

a device in which current produces magnetism

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