Projectile Motion: A football kicker is attempting a field goal from 44 m out. The ball is kicked and just clears the lower bar with a time of flight of 2.9 s. If the angle of the kick was 45°, what was the initial speed of the ball, assuming no air resistance?
A. 21.5 m/s
B. 19.7 m/s
C. 2.2 m/s
D. 39 m/s
Answer: A
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