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Author Question: A 4-kg object falls vertically a distance of 5 m. Its potential energy has changed by approximately ... (Read 57 times)

ENagel

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A 4-kg object falls vertically a distance of 5 m. Its potential energy has changed by approximately how much?
 a. It has increased by 20 J.
  b. It has decreased by 200 J.
  c. It has decreased by 20 J.
  d. It has increased by 200 J.

Question 2

The suffix -ose in a compound's name signifies a(n)
 a. amide.
  b. alcohol.
  c. carbohydrate.
  d. enzyme.



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Ashley I

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Answer to Question 1

b

Answer to Question 2

c




ENagel

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


Dnite

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Reply 3 on: Yesterday
Gracias!

 

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