Q: The place where a river meets the sea is called a(n) __________. A. estuary B. isthmus C. escarpment D. peninsula. A: Place where river meets sea is estuary. Log in to see link for more information.
Although The Guinness Book of Records recorded the XF-84H as the fastest propeller-driven aircraft ever built, with a design top speed of 670 mph (1,080 km/h) (Mach 0.9) and 623 mph (1,003 km/h) (Mach 0.83) during tests, this claim has been disputed.
The fastest airplane ever that made into production was the American Lockheed-Martin SR-71 Blackbird, capable of in excess of MACH 3 at up to 85,000 feet.The fastest recorded â¦ speed for the Blackbird was over 1,905 knots or 2,193 mph in 1976.he fastest airplane ever that made into production was the American Lockheed-Martin SR-71 Blackbird, capable of in excess of MACH 3 at up to 85,000 feet.