Biology, 04.07.2019 04:30 Kekkdkskdkdk
Ou see lightning before you hear thunder because a) light waves can travel through a vacuum. b) sound waves cannot travel through the air. c) light waves travel faster than sound waves. d) sound waves travel faster than light waves.
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Ou see lightning before you hear thunder because a) light waves can travel through a vacuum. b) soun...
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