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Author Question: You throw a ball straight up. As the ball is going up, the direction of the velocity and ... (Read 50 times)

savannahhooper

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on: Jul 28, 2018
You throw a ball straight up. As the ball is going up, the direction of the velocity and acceleration point __________.
 Fill in the blank(s) with correct word

Question 2

Why does the nuclear force have a short range?
 a. Because the exchanged particles have nonzero mass, and thus limited time before they can complete the exchange.
  b. Because the low mass of the exchange particles means their exchange is effective only over short distances.
  c. Because the exchange particles have zero mass and thus limited time before they can complete the exchange.
  d. Because the exchanged particles must travel long distances to complete the exchange.
  e. Because it is the weakest of the four forces.


dellikani2015

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

opposite to each other

Answer to Question 2

a


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savannahhooper

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Reply #2 on: Jul 28, 2018
Thank you!


dellikani2015

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Reply #3 on: Jul 28, 2018
Always glad to help...


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