Class 8 Science MCQs - Chapter 12
Sound and Hearing Quiz Questions & Answers PDF Download - 3
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The Sound and hearing Quiz Questions and Answers PDF (sound and hearing Quiz PDF e-Book) download Ch. 12-3 to learn Grade 8 Science Course. Solve Pitch and Loudness MCQs PDF, Sound and Hearing Quiz Questions and Answers to learn online school courses. The Sound and Hearing Quiz App Download: Free learning app for pitch and loudness, hearing sounds test prep for online degrees.
The Quiz: The SI unit of frequency is; "Sound and Hearing" App (iOS, Android) with answers: Newton; Hertz; Pascal; Ampere; to learn online school courses. Study Pitch and Loudness MCQ Questions, download Amazon eBook (Free Sample) for online degree programs.
Sound and Hearing Exam Questions and Answers PDF Download: Test 3
The SI unit of frequency is
- hertz
- Newton
- Pascal
- ampere
The regions where molecules spread out are called
- rarefactions
- compressions
- digressions
- progressions
An instrument which can produce a number a sounds with high and low frequencies and pitch is the
- violin
- piano
- guitar
- double bass
Ultrasound and infrasound are not detected by
- humans
- animals
- birds
- all of them
A measure of amount of energy in a sound wave is called its
- wavelength
- frequency
- amplitude
- all of them
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