Sound Waves
Tiny lumps of solid matter grew in kidney are known as
kidney larva
kidney stone
kidney salts
urea stone
kidney stone
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Sounds with a high frequency which a human ear can detect are known asA. infrasound
B. ultrasounds
C. high sounds
D. low sounds
In one wavelength, wave passes through
A. one complete vibration
B. two complete vibrations
C. one and a half vibration
D. two and a half vibration
Sound moves in air because
A. temperature is passed on
B. humidity is passed on
C. pressure is passed on
D. heat is passed on
Light travels
A. slow than sound
B. fast than sound
C. at the same speed as of sound
D. at different speed as of sound
All musical instruments make
A. notes
B. rhythm
C. beat
D. vibration
The denser the solid, the
A. more the speed of sound
B. less the speed of sound
C. more clear the sound
D. less clear the sound
The mixture of high and low sounds is called a
A. rhythm
B. bass effect
C. beat effect
D. wow effect
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