Class 7 Science MCQs - Chapter 24
Sound Waves Multiple Choice Questions (MCQ) PDF - 6
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Sound Waves Questions & Answers PDF Download: MCQ Quiz 6
MCQ 26: Sound is made louder by increasing
- wavelength
- frequency
- wave front
- amplitude
MCQ 27: Trombone is also an example of
- wind instrument
- string instrument
- soprano instrument
- brass instrument
MCQ 28: Sound is a form of
- force
- power
- light
- energy
MCQ 29: The loudness of sound is also known as
- amplitude
- wave front
- volume
- pace of sound
MCQ 30: The more dense the liquid, the
- more slow the speed of sound
- more fast the speed of sound
- more distance covered by the sound
- less distance covered by the sound
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