Physics Chapter on Sound
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Questions and Answers

What does a higher pitch correspond to?

  • Higher frequency of vibration (correct)
  • Higher amplitude of sound waves
  • No change in vibration frequency
  • Lower frequency of vibration

    • What is defined as the maximum distance particles move in a sound wave?

  • Pitch
  • Amplitude (correct)
  • Loudness
  • Frequency

    • How is frequency measured?

  • In wavelengths
  • In decibels (dB)
  • In hertz (Hz) (correct)
  • In amplitudes

    • What happens to loudness when amplitude increases?

    <p>It increases</p> Signup and view all the answers

    If a sound has a frequency of 300 Hz, how many vibrations occur in one second?

    <p>300 complete vibrations</p> Signup and view all the answers

    What causes sound to be perceived?

    <p>The vibration of particles in a substance</p> Signup and view all the answers

    How does loudness change with distance from a sound source?

    <p>Loudness decreases as distance from the source increases</p> Signup and view all the answers

    What effect does higher amplitude have on sound?

    <p>It results in a louder sound</p> Signup and view all the answers

    Which statement is true regarding sound and distance?

    <p>Sound gets quieter with increasing distance from the vibrating object</p> Signup and view all the answers

    What is the relationship between vibration and sound perception?

    <p>Vibration causes particles to move, creating sound</p> Signup and view all the answers

    What causes sound to be produced?

    <p>The disturbance of particles in a substance.</p> Signup and view all the answers

    Which statement best describes the relationship between loudness and distance from the vibrating object?

    <p>Loudness decreases as the distance from the vibrating object increases.</p> Signup and view all the answers

    How does the distance of the vibrating object affect the sound produced?

    <p>Vibrating objects farther away make sounds quieter.</p> Signup and view all the answers

    What happens to the particles in the air when a sound is made?

    <p>They vibrate and travel a certain distance from the source.</p> Signup and view all the answers

    Which of the following does NOT affect the loudness of sound?

    <p>The number of particles in the substance.</p> Signup and view all the answers

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