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Worksheets(TP1) Chapter 10 Sound Wave
Total questions: 23
Worksheet time: 14mins
The loudness of the sound depends on the _________ of the sound wave.
Amplitude
Pitch
Frequency
Hertz
The ______ of a sound depends on the frequency of the sound wave
Amplitude
Pitch
Frequency
Hertz
________ is the number of vibration made by the object in one second.
Amplitude
Pitch
Frequency
Hertz
The unit of measuring the frequency is ____
Amplitude
Pitch
Frequency
Hertz
An echo produced when sound waves are ____ to the listener from a hard surface.
reflected
absorbed
An echo usually occurs in ______ area
an open
a closed
The Doppler Effect is caused by the changes of ________ due to the motion of the sound wave source.
frequency
amplitude
Name the phenomenon
Doppler Effect
Maxwel Effect
Shortened of frequency
Newton's effect
Based on the picture, what is the limit of hearing for human?
1000 - 120 000 Hz
150 - 150 000 Hz
20 - 20 000 Hz
60 - 65 000 Hz
Sound travel faster in (a)
Loudness depends on the (a) of the sound wave
A (a) can hear the sound with high frequency (*animal with 3 letter word starts with B)
Sound waves that are more than 20kHz are known as (a)
(a) travel faster than sound
Sound is a form of energy that produced by...
vibration
medium
speed
reflected
Sound can be ____ when it hits hard surface
vibration
medium
speed
reflected
Sound requires ______ to propagate
vibration
medium
speed
reflected
Sound propagate at different ____ in different medium
vibration
medium
speed
reflected
The maximum displacement from the equilibrium position of a wave
AMPLITUDE
FREQUENCY
PERIOD
WAVELENGTH
The number of waves produced by a sources in one second
AMPLITUDE
FREQUENCY
PERIOD
WAVELENGTH
Assisting the doctor to detect the sound in our body
Receiving voice and making it audible
Amplifying voice
