Maria throws two stones from the top edge of a building with a speed of 20 m/s.She throws one straight down and the other straight up.The first one hits the street in a time t1.How much later is it before the second stone hits?
A) 5 s
B) 4 s
C) 3 s
D) Not enough information is given to work this problem.
Correct Answer:
Verified
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