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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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buffy415 buffy415
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6 years ago
How many holes does an oxyfuel welding tip have?
 
 

a. four c. two
  b. three d. one



Question 2

Which of the following has found that the changes in greenhouse gases in the atmosphere are playing a significant role in global warming?
 
  a. Kyoto treaty c. UN scientific review of 2007
  b. EPA d. all answers

Question 3

Flux is a term given to any ____ used to clean metal.
 
 

a. chemical c. bead
  b. energy d. tool



Question 4

Ammonia is oxidized to:
 
  a. nitric oxide c. carbon dioxide
  b. carbon monoxide d. hydrogen monoxide

Question 5

Which of these animals emits the greatest amount of ammonia into the atmosphere?
 
  a. pigs c. poultry
  b. cattle d. sheep

Question 6

About _____ of the global emissions of ammonia come from livestock.
 
  a. 1/8 c. 1/3
  b. 1/4 d. 1/2
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hkleklsrjhkleklsrj
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6 years ago
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buffy415 Author
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#2
6 years ago
Genius!!!!!!
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