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Harnly: 4th Grade -Light and Sound Energy

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sound energy
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Energy caused by an object's vibrations
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Melissa_Harnly7Teacher
Study the terms and definitions to understand Light and Sound energy
Terms in this set (10)
sound energy
Energy caused by an object's vibrations
vibration
A repeated back-and-forth or up-and-down motion
energy
The ability to do work or cause change
Sound moves the air or matter around us. True or False?
True
Sound is created when an object is vibrated by force. True or False?
True
Sound travels in waves? True or False?
True
Volume
How loud or soft a sound is when heard.
light energy
Energy in the form of moving waves of light
Light travels in waves? True or False?
True
Light always travels in a straight line? True or False?
True

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