Multiple Choice
An instrument is thrown upward with a speed of 15 m/s on the surface of planet X where the acceleration due to gravity is and there is no atmosphere. How long does it take for the instrument to return to where it was thrown?
A) 12 s
B) 6.0 s
C) 10 s
D) 8.0 s
Correct Answer:

Verified
Correct Answer:
Verified
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