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Sound Energy

Sound Energy Vocabulary Words

*reflection the bouncing of sound or light off an object
*frequency the number of vibrations per second
*pitch how high or low a sound is
*volume the loudness or softness of a sound
*amplify to enlarge, expand or increase the volume of a sound
*echo a repetition of a sound by the reflection of sound waves from a wall, mountain, or other obstructing surface
*vibration the movement of sound waves through a gas, solid or liquid that creates sound
*absorb to take in or soak up
*medium a substance that occupies space like a solid, liquid or gas
*sonar a method or device used for locating objects underwater using sound waves
*decibel units to measure loudness or volume
*high pitch a sound in which vibrations are fast
*low pitch a sound in which vibrations are slow
*loudness the more energy a sound has, the louder it is
*solids a tightly packed medium through which sound travels the fastest
*gas the medium through which sound travels most slowly
*echolocation sending out sound and hearing where it bounces off in order to navigate or find objects
*ultrasound technology using ultrasonic waves to see pictures of the body
*ultrasonic a sound that has a frequency too high to be heard by the normal human ear
*vacuum an area with no matter - so sound cannot travel through
Created by: Anderson11
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