It takes about five seconds for sound to travel one mile. When asked if he knew the speed of sound, Einstein said he “didn’t carry such information in my mind since it’s readily available in books.”
The speed of sound at sea level is 343.2 meters per second or 768 miles per hour
Sunday, May 12, 2013
The speed of sound at sea level is 343.2 meters per second or 768 miles per hour
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