A certain spherical asteroid has a mass of 3.5 × 1016 kg and a radius of 8.8 km. What is the minimum speed needed to escape from the surface of this asteroid? (G = 6.67 × 10-11 N • m2/kg2)
A) 23 m/s
B) 16 m/s
C) 520 m/s
D) 730 m/s
A
Physics & Space Science
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