Pre-Test (Nature of Sound Waves)
Quiz by Jenny Dela Vega
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- Q1
Sound is a type of__________.
matter
wave
volume
light
30s - Q2
Sound wave is a type of mechanical wave. What does sound need in order to travel?
light
vacuum
electricity
medium
30s - Q3
Which of the following statements is TRUE?
Sound travels faster in water than in air.
Sound travels in a vacuum.
Sound travels faster in air than in water
Sound travels slowest in solids.
30s - Q4
The speed of sound varies in different media. In which medium will sound travel the fastest?
sound travels the same speed in all mediums.
gas
liquid
solid
30s - Q5
What unit of measure is used to measure the loudness of sound?
decibel
voltage
amperes
joules
30s - Q6
Because sound waves must travel through a medium, it is called a/an ____wave.
electrical
light
electromagnetic
mechanical
30s - Q7
What is the source of a sound wave?
conduction
vibrations
light waves
electricity
30s - Q8
What does it mean that a sound wave is a longitudinal wave?
The wave has a very low frequency
The period of the wave is very long
The disturbance moves perpendicular to the wave
The disturbance moves in the same direction as the wave.
30s - Q9
What do we call the region in the sound waves where molecules are bunched closer together?
Polarization
Compression
Rarefaction
Interference
30s - Q10
Which of the following statements is correct?
The higher the frequency, the higher the pitch
all of the above
The higher the frequency, the pitch will not change
The higher the frequency, the lower the pitch
30s