Suppose a rocket is fired vertically upward from the surface of Earth with one-half of the escape speed. How far from the center of Earth will it reach before it begins to fall back? Let , and .)
A) 1.3 *104 km
B) 8.5*103 km
C) 9.6 *103 km
D) 2.6 * 104 km
E) 1.9 *104 km
Correct Answer:
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