Physics Review Question

Unit: Mechanics
Year: 1997 Question#: 2
Question: A baseball pitcher throws a fastball at 42 meters per second. If the batter is 18 meters from the pitcher how much time does it take for the ball to reach the batter.
(1 ) 1.9s
(2 ) 2.3s
(3 ) 0.86s
(4 ) 0.43s

What is this question really asking?

Explanation by: Eric D

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Answer 1


You divided wrong Try using  return to top

Answer 2


You switched the numbers and divided 42 by 18.
Try using . return to top

Answer 3


You might have had the right answer of .43 you just doubled it. Try using . return to top

Answer 4


You used the formula  correctly. return to top

What's this question really asking?

How do you figure out the time involved with moving objects when given speed and distance? return to top

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