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: Grade 8 Science Learning App [Free] 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, and 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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