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6 questions
Sounds are waves produced by the ________________ of objects.
voices
vibrations
movement
energy
Sound is a _____________ wave.
transverse
longitudinal
electromagnetic
What is the order for the speed of sound?
A
B
C
D
Which waves consist of compressions and rarefactions?
gamma rays
infra-red waves
radio waves
ultrasound waves
The graph shows how the air pressure varies as a sound wave passes through air.
Which point represents a compression?
A
B
C
D
The diagram shows a sound wave with labelled compressions and rarefactions. The distance between the first compression and the last compression is 12 m. Determine the wavelength of the sound wave.
3 m
4 m
6 m
12 m
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