Planet Zero has a mass of 4.0 × 1023 kg and a radius of 2.0 × 106 m. A 10-kg space probe is launched vertically from the surface of Zero with an initial kinetic energy of 8.0 × 107 J. What maximum distance from the center of Zero is achieved by the probe?
A. 3.2 × 106 m
B. 4.0 × 106 m
C. 6.0 × 106 m
D. 5.0 × 106 m
E. 2.5 × 106 m
Answer: D
Physics & Space Science
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