Sound Waves Multiple Choice Questions and Answers 32 PDF Download
Sound waves multiple choice questions (MCQs), sound waves test prep 32 to learn online elementary school courses, distance learning for exam prep. Practice frequency and pitch multiple choice questions (MCQs), sound waves quiz questions and answers for science class for class 7 human body tests.
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MCQ on Sound Waves Worksheets 32 Quiz PDF Download
MCQ: An animal that can hear sounds with low frequency than human ear is
MCQ: In air, change in pressure produces
- sound waves
- light waves
- thermal energy