Class 7 Science MCQs - Chapter 24
Sound Waves Quiz Questions and Answers PDF - 23
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Sound Waves Questions & Answers PDF Download: MCQ Quiz 23
MCQ 111: If a tuning fork makes a single musical note, it will produce
- a wave
- a frequency
- a wave front
- an amplitude
MCQ 112: An example of wind instrument is
- drum
- flute
- piano
- violin
MCQ 113: To shape a metal
- ultrasound can be useful
- gamma-rays can be useful
- x-rays can be useful
- infrasound can be useful
MCQ 114: The height of a wave is known as
- amplitude
- wave front
- volume
- space of sound
MCQ 115: Ultrasound is used instead of x-rays because x-rays can
- damage body cells
- damage the body
- damage the vessels
- stimulate the growth of cancer cells
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