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Answer to Question #291163 in Optics for Mark

Question #291163

a lightning flash was seen 2 seconds before the clap of thunder. If the temperature was 25°C, how far away did the lightning occur

1
Expert's answer
2022-01-27T13:21:14-0500

Solution:

At 25 °C, the speed of sound in air is about 343 meters per second.

When "t= 2 \\ s, d = s \\times t = 343 \\times 2 = 686\\ m."


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