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WorksheetsSound 2.0
Total questions: 10
Worksheet time: 20mins
Which diagram of a sound wave represents the sound with the highest pitch?
A
B
C
D
A sound with a frequency of 52 Hz has higher pitch than a sound with a frequency of 40 Hz.
True
False
Maria plays a note on a guitar. The note has a frequency of 256 Hz. How many times a second does the string vibrate.
128
256
512
1028
Alex heard a very loud noise. The sound has a high _____________.
amplitude
pitch
length
frequency
Jackson sees a lightning strikes and hears the thunder 5 seconds later. How far was the lightning? (In 1 second, sound travels 330 m in air.)
330 m
5 m
1650 m
66 m
Who shouts louder?
A
B
The loudness is the same.
A medium can be a ___________________.
solid
liquid
gas
all of the above
Sound with frequencies between 20 Hz and 20 000 Hz are known as_______________.
ultrasound
infrasound
audible range
Sound waves with frequencies above 20,000 Hz are called________.
echolocation
audible range
infrasound
ultrasound
You cannot hear ultrasound because it is_______________.
too loud
too quiet
high frequency
low frequency
