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Sound Waves and Noise MCQ Quiz Online

Learn Sound waves and noise Multiple Choice Questions (MCQ) to practice sound waves and noise quiz answers PDF to study online 7th grade science course. Sound Waves Multiple Choice Questions and Answers (MCQs), Sound Waves and Noise quiz questions PDF for virtual elementary school. "Sound Waves and Noise MCQ" PDF eBook: sound absorption, all around sounds, speed of sound test prep for online education programs.

"Sound is measured by units that are called" Multiple Choice Questions (MCQ) on sound waves and noise with choices hertz (hz), decibels (db), meters (m), and pascal (pa) for virtual elementary school. Study sound waves quiz questions for online certificate programs for online education.

MCQs on Sound Waves and Noise

MCQ: Sound is measured by units that are called

Hertz (Hz)
Decibels (dB)
Meters (m)
Pascal (Pa)

MCQ: 20 dB has hundred times more energy than

10 dB
0 dB
5 dB
2 dB

MCQ: 'Eardrum' bursts at

40 dB
80 dB
160 dB
320 dB

MCQ: The level of sound of normal conversation is

10 dB
20 dB
50 dB
60 dB

MCQ: Loud noise can

damage our ears
make us ill
disturb our sleep
interrupt conversation