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Author Question: Soils in the eastern part of the U.S. tend to be alkaline and soils in the West tend to be acidic. ... (Read 108 times)

Shelles

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on: Aug 7, 2018
Soils in the eastern part of the U.S. tend to be alkaline and soils in the West tend to be acidic.
  Indicate whether the statement is true or false

Question 2

An ecosystem is an example of a(n) _______________ system since energy and matter are freely exchanged at its boundaries.
 Fill in the blank(s) with correct word


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sarahccccc

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Reply #1 on: Aug 7, 2018
Answer to Question 1

F

Answer to Question 2

open


Shelles

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Reply 2 on: Aug 7, 2018
Gracias!

samiel-sayed

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Reply 3 on: Yesterday
:D TYSM

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