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Energy

the ability to do work or cause change

Law of the Conservation of Energy

energy can never be created or destroyed; it simply changes form

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Forms of Energy

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Kinetic Energy­­energy due to motion

the amount of kinetic energy depends on speed and mass

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Sound Energya wave of vibrations that spreads from its source

back­and­forth motion of an object

causes particles to bump one another and create "waves"

frequency­­a measure of how fast particles are vibrating

volume of sound­­measured in decibles; more decibles = louder sound

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Electromagnetic Spectrum

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all the colors together form white light

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