A-LevelPhysicsWaves9702/12 · Feb/Mar 2017 · Q231 Mark
Which statement about light waves and sound waves is correct?
ABoth light waves and sound waves show the Doppler effect.
BLight waves can be diffracted but sound waves cannot be diffracted.
CSound waves are transverse waves and light waves are longitudinal waves.
DSound waves can travel in a vacuum but light waves cannot travel in a vacuum.
✓ Correct answer
A: Both light waves and sound waves show the Doppler effect.
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