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10 Questions

1 Views

Stage 4 What is Sound 4

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Questions and Answers

What causes sound according to the text?

Objects vibrating (correct)

Water molecules

Moving air particles

Light waves

Which of the following materials can sound travel through?

Air, water, and wood (correct)

Glass only

Metals only

Wood only

What property of a sound wave determines its volume?

Frequency

Amplitude (correct)

Pitch

Wavelength

What happens to the volume of a sound as you move away from its source?

It decreases Signup and view all the answers

Why can't we hear sounds in space?

Due to the absence of air Signup and view all the answers

What property of sound determines whether it is high or low?

Frequency Signup and view all the answers

How do high frequency sounds impact the pitch of a sound?

Increase the pitch Signup and view all the answers

Why do larger instruments like tubas produce lower sounds compared to violins?

They have lower frequency vibrations Signup and view all the answers

How do humans perceive different pitches in music?

By frequency differences Signup and view all the answers

Why do some sounds become harder for humans to hear as they age?

Difficulty in detecting high frequencies Signup and view all the answers