Multiple Choice
A comet is observed to pass 1.50 108 m from the surface of the sun.The sun's radius is 6.96 108 m.What is the speed of the comet at this point,if its speed when passing the Earth's orbit,1.50 1011 m from the sun's center,is 25km/s?
A) 561 km/s
B) 618 km/s
C) 562 km/s
D) 585 km/s
Correct Answer:

Verified
Correct Answer:
Verified
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