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Hearing Sounds Questions and Answers PDF Download eBook

Hearing sounds Multiple Choice Questions (MCQ), hearing sounds quiz answers PDF to practice grade 8 science test for online school programs. Learn sound and hearing Multiple Choice Questions and Answers (MCQs), "Hearing Sounds" quiz questions and answers for distance learning. Learn hearing sounds test prep for free online classes.

"Sound travels at speed of 1482m/s in" Multiple Choice Questions (MCQ) on what is atom with choices air, water, steel, and water for distance learning. Free science student portal for online learning sound and hearing quiz questions for distance education.

MCQs on Hearing Sounds PDF Download eBook

MCQ: Sound travels at speed of 1482m/s in

  1. air
  2. water
  3. steel
  4. water

B

MCQ: Signals are sent auditory nerves to

  1. brain
  2. heart
  3. ear drum
  4. retina

A

MCQ: Tiny hairs are moved due to vibrations in fluid in

  1. pinna
  2. ear drum
  3. hammer
  4. cochlea

D

MCQ: The regions where molecules spread out are called

  1. rarefactions
  2. compressions
  3. digressions
  4. progressions

A

MCQ: The brain interprets vibrations and electrical signals as

  1. sounds
  2. actions
  3. reactions
  4. movements

A