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Author Question: Widespread use of fossil fuels will probably result in warming Earth. This is due to A) the large ... (Read 67 times)

gonzo233

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on: Jul 29, 2018
Widespread use of fossil fuels will probably result in warming Earth. This is due to
 
  A) the large amount of heat released by fossil fuels.
  B) increased acidity of the atmosphere.
  C) release of CO2.
  D) water vapor added to the atmosphere.
  E) release of CFCs.

Question 2

Three small objects are positioned at the following coordinates: the 3-0 kg object at (3.0 m, 2.0 m); the 4.0-kg object at (0.0 m, -1.0 m); and the 5.0-kg object at (5.0 m, -7.0 m). What are the coordinates of the center of mass of this system?
 
  What will be an ideal response?


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orangecrush

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

C

Answer to Question 2

(2.8 m, -2.8 m)


gonzo233

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Reply 2 on: Jul 29, 2018
Gracias!

ktidd

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Reply 3 on: Yesterday
Wow, this really help

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