Sound Absorption MCQ App Download | Class 7 Science MCQ e-Book PDF

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Sound Absorption Multiple Choice Questions with Answers – PDF Download

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"Sound Absorption MCQ" App Download [Free] with MCQ: Large empty room often sounds; with answers: full, hollow, noisy, and repeating to learn online courses. Solve Sound Waves Quiz Questions, download Apple Book (Free Chapter) for online elementary school courses.

Sound Absorption MCQs PDF Download – Prep Test

MCQ 1: Large empty room often sounds:

  1. full
  2. hollow
  3. noisy
  4. repeating

MCQ 2: In concert halls, soft materials and carpets are used to:

  1. increase sound waves
  2. absorb sound waves
  3. retract sound waves
  4. refract sound waves

MCQ 3: In large empty rooms, even a click keeps on:

  1. increasing
  2. decreasing
  3. repeating
  4. coming

MCQ 4: Echoes are formed when sound:

  1. strikes a wall and reflects back
  2. strikes a wall and is absorbed
  3. hits the eardrum repeatedly
  4. breaks

MCQ 5: Large concert halls have modified roofs which:

  1. absorb sounds
  2. reflect sounds
  3. increase loudness of sounds
  4. decrease pitch of sounds

Class 7 Science MCQs App & e-Book – Sound Absorption Practice Tests

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