Sound Waves (Year 7 Physics)

The following test is covering 'Sound Waves' for Year 7 Physics.

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Question 1

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The loudness of sound is determined by what aspect of the wave?

Which of the following is essential for sound to travel?

What kind of wave is a sound wave?

When a sound wave passes through a medium, what does it cause the particles to do?

Which of the following parameters does not directly affect the speed of sound in a medium?

What does the frequency of a sound wave determine?

What is the speed of sound in air?