Sound waves are _________ waves.
Correct answer: C. Longitudinal
- A. Transverse
- B. Electromagnetic
- C. Longitudinal
- D. None of these
Explanation
Sound in air travels as a longitudinal wave, producing successive compressions and rarefactions in the medium. It is not electromagnetic and therefore requires a material medium to travel.
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Everyday physics explains motion, force, work, power, pressure, heat, light, sound and electricity through familiar devices and natural events. Topics include simple machines, friction, expansion, reflection and refraction, lenses, household circuits, electrical safety and magnetism, with mass distinguished from weight and heat distinguished from temperature.
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