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13 terms

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