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Cambridge Secondary (7-9). Stage 9. MCE Science. Workbook - Unit 11: Sound - Question 34

Cambridge Secondary (7-9) · Unit 11: Sound

Question 34

Which of the following best describes loudness? Tick (✓) the correct answer.
  1. The height of the sound wave
  2. The rate at which a sound wave vibrates
  3. The distance between two consecutive peaks of a sound wave
  4. The perception of the amplitude of a sound
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