This topic contains a solution. Click here to go to the answer

Author Question: Which of the following is a threat to the ozone layer? A) coal burning B) freon refrigerants C) ... (Read 29 times)

oliviahorn72

  • Hero Member
  • *****
  • Posts: 579
Which of the following is a threat to the ozone layer?
 
  A) coal burning
  B) freon refrigerants
  C) Both of the above.
  D) automobile exhaust
  E) None of the above.

Question 2

The contribution of efficiency to U.S. energy services is
 
  A) less than the contribution of oil but still significant.
  B) insignificant.
  C) larger than the contribution of oil.
  D) about as large as the contribution of oil.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

voltaire123

  • Sr. Member
  • ****
  • Posts: 301
Answer to Question 1

B

Answer to Question 2

C




oliviahorn72

  • Member
  • Posts: 579
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review


hramirez205

  • Member
  • Posts: 345
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

For a complete list of videos, visit our video library