Dave smith

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Dave smith
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retrowar

retrowar

This is what a sonic boom looks like et oui la je croie qu'il ne va pas être en retard a son rendez-vous http://www.home-template.com/templates-wordpress/

The bow shock-wave - very high subsonic flight, just below the speed of sound. Some surfaces of the aircraft are already supersonic - there is local supersonic flow. The mass condensation occurs in the low pressure area directly behind the bow shock-wave.

Skydiver Felix Baumgartner breaking the sound barrier - Red Bull Stratos Oct 14, 2012

Skydiver Felix Baumgartner breaking the sound barrier - Red Bull Stratos - 24 miles into space. miles an hour Oct 13 or 14 , The first man to break sound barrier in a plane also went back up to break it again 65 yrs after his success - now he is

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