any ideas
Light travels at c in a vacuum. No mass can be accelerated to the speed of light. There are theoretical particles (tachyons) that travel faster than light, but their existence has not been demonstrated.
c = exactly 299,792,458 metres per second (1,079,252,849 km/h).
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It is 268mph or 431kph by the Bugatti Veyron SuperSport.
432.7 km/h is the reported fastest speed on a public highway.
the fastest speed ever is 12874.97 mph
400 mph.
210 mph
The fastest wind speed ever recorded on earth was 302 mph. It was measured in an F5 tornado in the Oklahoma City area on May 3, 1999.
the fastest winds recorded in a hurricane were 190 mph in Hurricane Camille.
"Silver Arrow W 125" by Mercedes Benz.
the fastest speed ever is 12874.97 mph
214 mph
75 mph
400 mph.
Australia's fastest animal is the Kangaroo. The fastest recorded speed of a Kangaroo is 70 km/h which is 25 km/h FASTER than the fastest recorded speed of Australia's flightless bird the Emu.
According to research the maximum spped of a sneeze leaving the nose was 165mph! the fastest recorded speed that has been recorded is... 166.7km/h
The fastest ever serve recorded; 251 Km/h, was by Ivo Karlovic.
210 mph
374 mph
40 Mph
The fastest recorded soccer kick was 114 MPH.