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Worksheetssound
Total questions: 20
Worksheet time: 41mins
______ is how high or low a sound is; depends on the frequency.
pitch
frequency
sound
medium
Amplitude is used to measure what?
Pitch
Volume
Energy
Echoes
A rapid back and forth movement?
Echo
Vibration
Pitch
Amplitude
We measure pitch in relation with ____
Volume
Decibels
Amplitude
Frequency
We measure sound in...
Decimals
Decibels
Decibles
Decibells
What type of wave are sound wave?
longitudinal
transverse
electromagnetic
sea wave
In which medium sound can't travel?
solid
liquid
gas
vacuum
In which medium speed of sound is fastest?
vacuum
solid
liquid
gas
What is the range of frequencies audible to the human ear
lower than 20 Hz
20 Hz - 20.000 Hz
higher than 20.000 Hz
0 Hz - infinite Hz
What is ultrasound?
Sound with a frequency higher than 20.000 Hz
Sound with a frequency lower than 20 Hz
Sound with a frequency 20 Hz
sound with a frequency 20.000 Hz
Sound is a form of energy produced by ______________.
Vibrations
Distances
Prisms
Forces
A place where no sound exists is...
in the air.
under water.
space.
all of the above
When people speak their ________ vibrate.
Ear drums
Vocal chords
Ears
Tongue
¿Which is NOT a family of instruments?
String
Wind
Percussion
Wood
Which is NOT a Plucked string instrument?
Guitar
Harp
Piano
