The speed of sound must be exceeded to produce a sonic boom.
— ReloadedFacts (@ReloadedFacts) July 20, 2015
from Twitter https://twitter.com/Jay1964
July 20, 2015 at 01:46PM
via IFTTT
The speed of sound must be exceeded to produce a sonic boom.
— ReloadedFacts (@ReloadedFacts) July 20, 2015
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