Multiple Choice
Disregarding air drag, how fast must you toss a ball straight up in order for it to take 2 seconds to return to the level from which you tossed it?
A) 10 m/s
B) 20 m/s
C) 15 m/s
D) 5 m/s
E) 7.5 m/s
Correct Answer:
Verified
Correct Answer:
Verified
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