Worksheets1) Waves and Sound Review
Total questions: 18
Worksheet time: 10mins
Which of the following is a type of mechanical wave?
Electromagnetic wave
Sound wave
Light wave
Radio wave
What is the term for the highest point of a wave?
Trough
Crest
Wavelength
Amplitude
Which property of a wave is defined as the number of waves that pass a point in one second?
Wavelength
Frequency
Amplitude
Speed
What is the speed of a wave with a frequency of 50 Hz and a wavelength of 2 meters?
25 m/s
50 m/s
100 m/s
200 m/s
Which of the following best describes a transverse wave?
Particles move parallel to the direction of wave propagation
Particles move perpendicular to the direction of wave propagation
Particles move in a circular motion
Particles do not move
Calculate the wavelength of a sound wave traveling at 340 m/s with a frequency of 1700 Hz.
0.2 meters
0.5 meters
2 meters
5 meters
Which of the following is NOT a characteristic of sound waves?
Frequency
Amplitude
Wavelength
Color
What happens to the frequency of a sound wave as the source moves towards an observer?
It decreases
It increases
It remains the same
It becomes zero
If a wave has a speed of 300 m/s and a wavelength of 3 meters, what is its frequency?
100 Hz
300 Hz
900 Hz
1000 Hz
A sound wave has a frequency of 500 Hz and a speed of 340 m/s. What is its wavelength?
0.68 meters
1.47 meters
2.94 meters
3.40 meters
Describe the relationship between the amplitude of a sound wave and its loudness.
The amplitude of a sound wave is directly proportional to its loudness.
The amplitude of a sound wave is inversely proportional to its loudness.
The amplitude of a sound wave has no effect on its loudness.
The amplitude of a sound wave is equal to its loudness.
What is the equation for the speed of a wave?
v=fλ
v=λf
v=f+λ
v=f−λ
How does the wavelength of a wave change if its frequency is doubled while the speed remains constant?
The wavelength is halved
The wavelength is doubled
The wavelength remains the same
The wavelength is quadrupled
A car is moving away from a stationary observer. Describe the change in the observed frequency of the sound from the car's horn.
The observed frequency increases
The observed frequency decreases
The observed frequency remains the same
The observed frequency becomes zero
The time required for one cycle, a complete motion that returns to its starting point, is called the ___. (seconds/cycle)
period
frequency
beat
pitch
