Class 8 Science Online Tests
Hearing Sounds MCQ (Multiple Choice Questions) PDF Download
Apps:
The Hearing sounds Multiple Choice Questions (MCQ Quiz) with Answers PDF (Hearing Sounds MCQ PDF e-Book) download to practice Grade 8 Science Tests. Study Sound and Hearing Multiple Choice Questions and Answers (MCQs), Hearing Sounds quiz answers PDF to learn distance learning courses. The Hearing Sounds MCQ App Download: Free learning app for sound and hearing test prep for virtual online school.
The MCQ: Signals are sent auditory nerves to; "Hearing Sounds" App Download (Free) with answers: Brain; Heart; Ear drum; Retina; to learn distance learning courses. Solve Sound and Hearing Quiz Questions, download Apple eBook (Free Sample) for school certificate.
Hearing Sounds MCQ (PDF) Questions Answers Download
Sound travels at speed of 1482m/s in
- air
- water
- steel
- water
Signals are sent auditory nerves to
- brain
- heart
- ear drum
- retina
Tiny hairs are moved due to vibrations in fluid in
- pinna
- ear drum
- hammer
- cochlea
The regions where molecules spread out are called
- rarefactions
- compressions
- digressions
- progressions
The brain interprets vibrations and electrical signals as
- sounds
- actions
- reactions
- movements
Class 8 Science Practice Tests
Hearing Sounds Learning App: Free Download Android & iOS
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