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Author Question: Earth has what percentage of freshwater? a. 2.5 b. 10 c. 25 d. ... (Read 238 times)

mp14

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on: Jul 8, 2018
Earth has what percentage of freshwater?
 
  a. 2.5
  b. 10
  c. 25
  d. 50

Question 2

The greatest single source of air pollution in the United States is
 
  a. Waste incineration
  b. Power plants
  c. Motor vehicles
  d. Molds


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meow1234

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Reply #1 on: Jul 8, 2018
Answer to Question 1

ANS: A

Answer to Question 2

ANS: C


mp14

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Reply 2 on: Jul 8, 2018
Wow, this really help

vickybb89

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

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