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Author Question: Taking up as positive, which values represent the ball's vertical velocity and acceleration at ... (Read 34 times)

2125004343

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on: Jul 28, 2018
Taking up as positive, which values represent the ball's vertical velocity and acceleration at points A, C, and E in the figure?
 
Question 2

A ball is thrown upward. After the ball is released upward and is in the air, its speed
  1.remains the same.
  2.increases.
  3.decreases and then increases.
  4.increases and then decreases.


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mmpiza

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Reply #1 on: Jul 28, 2018
Answer to Question 1

3

Answer to Question 2

3


2125004343

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

xiazhe

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Reply 3 on: Yesterday
:D TYSM

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