Class 8 Science MCQs - Chapter 12
Sound and Hearing Multiple Choice Questions (MCQs) PDF Download - 1
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The Sound and hearing Multiple Choice Questions (MCQs) with Answers PDF (Sound and Hearing MCQs PDF e-Book) download Ch. 12-1 to study Grade 8 Science Course. Learn Sound and Hearing Quiz Questions and Answers to study online certification courses. The Sound and Hearing MCQs App Download: Free Grade 8 Science Study [Free] App for pitch and loudness test prep for online learning.
The MCQ: Louder sound can cause damage to; "Sound and Hearing" App Download [Free] with answers: sight, hearing, skin, and brain to study online certification courses. Solve Pitch and Loudness MCQ Questions, download Google eBook (Free Sample) for online elementary school courses.
Sound and Hearing MCQs with Answers PDF Download: Quiz 1
Louder sound can cause damage to
- hearing
- sight
- skin
- brain
The number of vibrations in a second is called
- pitch
- frequency
- amplitude
- infrasound
Sound having frequencies above 20000Hz are called
- infrasound
- ultrasound
- mega sound
- micro sound
If we tighten the strings of instrument the pitch will be
- higher
- lower
- constant
- no pitch
The higher the frequency the greater will be
- pitch
- loudness
- amplitude
- infrasound
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