Physics: During a thunderstorm a 4.5 s difference between observing
Physics: During a thunderstorm a 4.5 s difference between observing a lightening flash
Subject: Physics / General Physics
Question
1. During a thunderstorm a 4.5 s difference between observing a lightening flash and hearing the resultant thunder. How far away in km and mi was the lightening flags? (The speed of sound is 344 m/s)
2. A sound wave has a frequency of 250 hz and a wavelength of 1.5 m. What is the speed of the wave?
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