7th Jul '22

Quick Test: 4P - Waves and Sound

Instructions:
  1. Answer all questions
Click to Start
What travels from one place to another in a wave?

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What is the maximum displacement of a wave called?

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How is the wavelength of a water wave measured?

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What type of wave is a water wave?

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What is reflection?

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What is refraction?

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What is diffraction?

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What is wave superposition?

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How is sound produced?

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What is the frequency of a wave?

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What unit is frequency measured in?

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What is the relationship between frequency and the sound produced?

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What does a high frequency signal look like on an oscilloscope, compared to a low frequency signal?

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What does a high amplitude signal look like on an oscilloscope, compared to a low amplitude signal?

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What is the relationship between energy and amplitude?

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What is the auditory range of humans?

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What is ultrasound?

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What can ultrasound be used for and why?

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What type of wave is a sound wave?

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Why does sound need a medium to travel?

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In which of state of matter (solid, liquid, gas) does sound sound travel fastest?

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Why does the sound travel faster?

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What happens when sound waves collide with an object such as an ear drum?

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What is an echo?

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What is the equation to calculate speed?

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