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POTD/2004-08-16
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Source: Wikipedia, the free encyclopedia.
<
Template:POTD
Picture of the day archives
:
2004 August
<
2004 August 15
2004 August 17
>
Picture of the day
U.S.
F/A-18 Hornet
breaking the sound barrier.
In
supersonic. When an
aircraft
breaks the sound barrier, an unusual
cloud
sometimes forms. A drop in pressure, in this case due to shock wave formation, causes water droplets to condense and form the cloud.
Photo credit:
John Gay
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