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Physics 1 Midterm - Part 3 of 3
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8. Centripetal Forces & Gravitation / Energy of Elliptical Orbits / Problem 22

A spacecraft follows a highly elliptical orbit around the Earth. At its nearest point, the spacecraft was 6410 km above the Earth's surface, moving at a speed of 7.8 km/s. What was the spacecraft’s speed at its farthest point, 36,000 km above the Earth's surface?[The mass of the Earth = 5.972 × 1024  kg.]

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