Physics · Wave Motion and Optics
Which of the following is the primary reason why we always see a flash of lightning before hearing the sound of thunder?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Light waves are electromagnetic in nature while sound waves are mechanical.
- 2The speed of light is significantly greater than the speed of sound.✓
- 3Human eyes perceive visual stimuli faster than ears process auditory stimuli.
- 4Light waves can travel through a vacuum, unlike sound waves.
Correct answer
The speed of light is significantly greater than the speed of sound.
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