Sound Waves and Noise MCQs Quiz and Answers Tests pdf Download

Practice sound waves and noise MCQs in science quiz for test prep. Sound waves quiz questions has multiple choice questions (MCQ) with sound waves and noise test, answers as sounds are measured in units called, answer key with choices as hertz (hz), decibels (db), meters (m) and pascal (pa) for competitive exam preparation worksheets. Free science revision notes to learn sound waves and noise quiz with MCQs to find questions answers based online tests.

MCQs on Sound Waves and Noise Quiz pdf Download

MCQ. Sounds are measured in units called

  1. Hertz (Hz)
  2. Decibels (dB)
  3. Meters (m)
  4. Pascal (Pa)


MCQ. 20 dB has hundred times more energy as

  1. 10 dB
  2. 0 dB
  3. 5 dB
  4. 2 dB


MCQ. Eardrum will burst at

  1. 40 dB
  2. 80 dB
  3. 160 dB
  4. 320 dB


MCQ. Sound level of normal conversation is

  1. 10 dB
  2. 20 dB
  3. 50 dB
  4. 60 dB


MCQ. Loud noise can

  1. damage our ears
  2. make us ill
  3. disturb our sleep
  4. interrupt conversation