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Year 11 Exam  >  Year 11 Tests  >  Test: Sound - Year 11 MCQ

Test: Sound - Year 11 MCQ


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10 Questions MCQ Test - Test: Sound

Test: Sound for Year 11 2024 is part of Year 11 preparation. The Test: Sound questions and answers have been prepared according to the Year 11 exam syllabus.The Test: Sound MCQs are made for Year 11 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Sound below.
Solutions of Test: Sound questions in English are available as part of our course for Year 11 & Test: Sound solutions in Hindi for Year 11 course. Download more important topics, notes, lectures and mock test series for Year 11 Exam by signing up for free. Attempt Test: Sound | 10 questions in 20 minutes | Mock test for Year 11 preparation | Free important questions MCQ to study for Year 11 Exam | Download free PDF with solutions
Test: Sound - Question 1
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What is an ultrasound wave?

Detailed Solution for Test: Sound - Question 1
20 kHz is the average upper limit for human hearing. Many animals including cats, dogs and bats can hear ultrasound
Test: Sound - Question 2
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A car horn produces a sound wave of frequency 680 Hz. When the sound wave is travelling through air, it has a wavelength of 0.5 m. What is the speed of the sound wave?

Detailed Solution for Test: Sound - Question 2
Light travels much faster so during a thunderstorm you see the lightning before hearing the thunder. If you count the time taken for the thunder to arrive after the flash, for every 3 seconds you count, the lightning was about one kilometre away
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Test: Sound - Question 3
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If the pitch of a sound wave is increased, does the time period between waveforms increase or decrease?

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Increasing the pitch means the sound wave vibrates more rapidly therefore there will be less time between the arrival of each successive compression or rarefaction
Test: Sound - Question 4
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What are echoes?
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Common examples used in the GCSE are sonar from ships and submarines to measure depth, bats using echo location to find their prey and echoes in the mountains
Test: Sound - Question 5
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What kind of a wave is a sound wave?
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The energy and vibrations are in the same direction
Test: Sound - Question 6
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The car horn and car unfortunately find themselves under water in a river. The car horn still produces a sound wave with a frequency of 680 Hz, however the speed of the sound is dramatically increased to 1485 m/s. What is the wavelength of the sound wave in water?
Detailed Solution for Test: Sound - Question 6
The denser the medium, the faster a sound wave will travel
Test: Sound - Question 7
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What is the pitch of a sound determined by?
Detailed Solution for Test: Sound - Question 7
On the tonic sol-fa (doh, ray, mi etc) the first doh has a lower pitch than ray, which has a lower pitch than mi and so on
Test: Sound - Question 8
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What is the loudness of a sound wave determined by?
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A larger amplitude means the energy carried by the waves is bigger, but the frequency and wavelength remain the same
Test: Sound - Question 9
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If a sound wave is made louder, what happens to the amount of energy the wave has?
Detailed Solution for Test: Sound - Question 9
The pressure difference between compressions and rarefactions is greater
Test: Sound - Question 10
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How do sound waves travel?
Detailed Solution for Test: Sound - Question 10
They are waves of alternating higher and lower pressure
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Important Questions for Sound

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Sound MCQs with Answers

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