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Questions and Answers
What is the physical definition of sound?
What is the physical definition of sound?
- Sound is a rarefaction of air molecules
- Sound is a single sine wave
- Sound is a pressure change caused by movements/vibrations of an object (correct)
- Sound is the perception of amplitude and frequency
What are pure tones?
What are pure tones?
- Tones with high amplitude
- Tones described by a single sine wave (correct)
- Tones with complex harmonies
- Tones with low frequency
What is frequency in the context of sound?
What is frequency in the context of sound?
- The measure of loudness of a sound
- The amplitude of a sound wave
- The complexity of harmonies in a sound
- The number of cycles per second the pressure change occurs (correct)
What are complex tones primarily composed of?
What are complex tones primarily composed of?
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What causes the compression and rarefaction in air when sound is produced?
What causes the compression and rarefaction in air when sound is produced?
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