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WorksheetsGCSE Sound Assessment
Total questions: 20
Worksheet time: 27mins
Which letter represents an area of high pressure sound wave?
a
b
What is the purpose of the pinna in our ears?
To reflect sound into the ear canal
To amplify the sound as it enters the ear
To diminish the sound as it enters the ear
To convert sound to electrical impulses for the brain to decipher
Which of the following is true?
Water waves moving from shallow water to deeper water
Water waves moving from deep water to shallower water
How is the speed changing as these water waves progress?
Speeding up from deep to shallow water
Slowing down from deep to shallow water
Speeding up from shallow to deeper water
Slowing down from shallow to deeper water
What does this experiment illustrate?
Sound can travel in a vacuum
Sound can travel in solids and gases
Sound cannot travel in a vacuum
Light can travel in a vacuum
Which of the following are true?
Sound travels in solids, liquids, gases and a vacuum
Sound travels in solids, liquids, gases but not a vacuum
Sound travels fastest in a gas
Sound travels slowest in a gas
Which of the following are the loudest?
A
B
C
D
Which of the following have the lowest pitch?
A
B
C
D
If every square on the CRO is 5cm, what is the amplitude of this wave?
2.4 cm
3.0 cm
12.0 cm
15.0 cm
If every square on the CRO represents 2cm, what is the wavelength of this wave?
2.4 cm
3.0 cm
4.8 cm
6.0 cm
If every square on the CRO represents 0.0067 s, what is the frequency of this wave?
0.002 Hz
0.201 Hz
50 Hz
500 Hz
Which of the following are industrial uses for ultrasound?
Jewellery cleaning
Sterilising of surgical equipment
Detecting faults in metals
Night vision goggles
Which of the following are medical uses for ultrasound?
Chemotherapy
Foetal scans
Tumour location
Radiotherapy
Treatment of soft tissue injuries
What is the frequency range for ultrasound?
< 20 Hz
20 Hz - 20 kHz
> 20 kHz
Which of the following occupations use echo sounding?
Fishermen
Navy submarine crews
Oceanographers
Cosmologists
A sonar pulse is transmitted from the ship, travels at 1500 m/s in water and strikes the seabed 150 m below. How long before the echo is received?
0.1 s
0.2 s
10.0 s
20.0 s
A sonar pulse is transmitted from the ship, travels at 1500 m/s in water and an echo is received in 0.4 s. How deep is the sea bead?
300 m
600 m
3000 m
6000 m
A starting pistol is fired at the beginning of a 100 m race, it takes 0.3 s for the timer to hear the sound and start the stop watch. What is the speed of sound in air?
30 m/s
300m/s
330 m/s
340 m/s
The CRO is displaying a sound wave of frequency 50 Hz every square on the CRO represents 2.2cm, what is the wavelength of this wave?
300 m/s
330 m/s
333 m/s
340 m/s
The CRO is displaying a sound of wavelength 100 m. If every square on the CRO represents 0.1 s, what is the speed of this sound wave?
300 m/s
330 m/s
333 m/s
340 m/s
