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OpenStudy (anonymous):
suppose a meteorite strikes the ground with a speed of 11.2 km/s. If the meteorite has a mass of 2.3x10^5kg, what is the kinetic energy at the instant it collides with Earth's surface?
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OpenStudy (anonymous):
\[K.E = \frac{ 1 }{ 2 } m v^2\]
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