WorksheetsSound Physical Science
Total questions: 15
Worksheet time: 15mins
Which of the following is the main factor that affects the speed of a wave?
the pitch of sound
the loudness of sound
the amplitude of sound
the properties of the medium the sound travels through
What is the wavelength of a 264-Hz sound wave when the speed of sound is 345 m/s ? (v = λ⋅f)
0.77m
1.31m
6.09m
9.11m
Through which medium does sound travel fastest?
gas
liquid
solid
vacuum
Which letter represents the wavelength?
A
B
C
D
E
When sound travels through the air, the sound wave moves in the same direction that it displaces particles. Sound is a ___ wave.
electromagnetic
longitudinal
transverse
surface
What type of interference is being shown in the picture?
Constructive
Destructive
The amount of energy a sound wave carries per second through a unit of area is its ______________.
pitch
intensity
loudness
frequency
Loudness of waves is measured in ______________.
hertz
decibels
watts
meters/second
The apparent change in frequency as a wave source moves in relation to the listener is the ___________.
Doppler Effect
Doppler Radar
Doppelganger
What occurs when vibrations traveling through an object match the object's natural frequency?
reflection
diffraction
resonance
refraction
Sound waves cannot carry energy through
water
air
space
a mirror
Distance Z is a measure of
amplitude
frequency
wavelength
wave speed
What is the primary factor that determines the pitch of a sound?
The speed of sound
The frequency of the sound wave
The amplitude of the sound wave
The medium through which sound travels
If the speed of sound in air is 343 m/s, what is the frequency of a sound wave with a wavelength of 0.5 meters? (Use the formula v=λ⋅f )
686 Hz
171.5 Hz
343 Hz
68.6 Hz
Which of the following best explains why sound cannot travel through a vacuum?
Sound waves require a medium to carry vibrations
Sound waves are absorbed by vacuum
Sound waves are too weak to travel through vacuum
Sound waves are reflected by vacuum
