Although there are rumors of new aircraft that can fly at much higher speeds, the current official and unclassified record holder is still the Lockheed SR-71 Blackbird, a high-altitode spy plane. Fully

Although there are rumors of new aircraft that can fly at much higher speeds, the

current official and unclassified record holder is still the Lockheed SR-71 Blackbird, a
high-altitode spy plane. Fully loaded, the Blackbird has a mass of 7.7x104 kg, and at
top speed it has a kinetic energy of 3.7x1010 J. What is the top speed of the SR-71?

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Although there are rumors of new aircraft that can fly at much higher speeds, the current official and unclassified record holder is still the Lockheed SR-71 Blackbird, a high-a…

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