SOL 5.2 Sound
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What does all sound begin with? | Vibrations
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| What does sound need to travel? | Matter
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| Sound is the transfer of what? | Energy
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| Sound travels as what type of wave? | Compression Wave
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| The part of a sound wave where the molecules are tightly packed. | Compression
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| The part of a sound wave where the molecules are loosely packed. | Rarefaction
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| Another name for sound reflection. | Echo
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| The use of sound waves by animals to locate food. | Echolocation
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| The opposite of reflection. | Absorption
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| A place where there is very little or no matter. | Vacuum
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| The distance between a point on one wave and the same point on the next. | Wavelength
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| The number of waves in a given unit of time. | Frequency
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| Frequency is measured in this unit. | Hertz
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| The highness or lowness of a sound. | Pitch
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| Faster vibrations produce _________ frequencies | Higher
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| Slower vibrations produce_________ frequencies. | Lower
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| The lower the frequency, the _________ the pitch. | Lower
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| The higher the frequency, the _________ the pitch. | Higher
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| The loudness or softness of a sound. | Volume
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| Volume is measured in this unit. | Decibels
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| The higher the decibels, the________the sound. | Louder
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| Volume is determined by the amount of ______used to produce the sound. | Energy
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Created by:
thumble
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