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Author Question: While a rock thrown upward at 50 degrees to the horizontal rises, neglecting air drag, its vertical ... (Read 128 times)

BrownTown3

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on: Jul 29, 2018
While a rock thrown upward at 50 degrees to the horizontal rises, neglecting air drag, its vertical component of velocity
 
  A) increases.
  B) remains unchanged.
  C) decreases.

Question 2

Dr. Chuck projects a ball horizontally from a lab bench. The ball lands on a bullseye marked on the floor a horizontal distance away.
 
  Compared to the time for the ball to simply drop vertically from the bench, the time in the air for Dr. Chuck's projected ball is
  A) less.
  B) the same.
  C) greater.


kristenb95

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B


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