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Humble Sound

SOL 5.2 Sound

What does all sound begin with? Vibrations
What does sound need to travel? Matter
Sound is the transfer of what? Energy
Sound travels as what type of wave? Compression Wave
The part of a sound wave where the molecules are tightly packed. Compression
The part of a sound wave where the molecules are loosely packed. Rarefaction
Another name for sound reflection. Echo
The use of sound waves by animals to locate food. Echolocation
The opposite of reflection. Absorption
A place where there is very little or no matter. Vacuum
The distance between a point on one wave and the same point on the next. Wavelength
The number of waves in a given unit of time. Frequency
Frequency is measured in this unit. Hertz
The highness or lowness of a sound. Pitch
Faster vibrations produce _________ frequencies Higher
Slower vibrations produce_________ frequencies. Lower
The lower the frequency, the _________ the pitch. Lower
The higher the frequency, the _________ the pitch. Higher
The loudness or softness of a sound. Volume
Volume is measured in this unit. Decibels
The higher the decibels, the________the sound. Louder
Volume is determined by the amount of ______used to produce the sound. Energy
Created by: thumble
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