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

Author Question: Which of the following is the primary cause of thinning of the ozone layer? a. gases composed of ... (Read 142 times)

joesmith1212

  • Hero Member
  • *****
  • Posts: 549
Which of the following is the primary cause of thinning of the ozone layer?
 a. gases composed of carbon, chlorine, and fluorine
  b. coolants in refrigerators and air conditioners
  c. chlorofluorocarbons
  d. all of these choices

Question 2

Which statement about ozone is incorrect?
 a. It is a highly reactive nitrogen molecule that occurs naturally in the stratosphere.
  b. The high concentration of ozone found in the upper atmosphere protects all living things from UV radiation from the sun.
  c. The ozone layer is 12 to 30 miles above the Earth.
  d. The same ozone that preserves life in the upper atmosphere is toxic when inhaled in low concentrations at ground level.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sultansheikh

  • Sr. Member
  • ****
  • Posts: 335
Answer to Question 1

D

Answer to Question 2

A





 

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

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?

People about to have surgery must tell their health care providers about all supplements they take.

For a complete list of videos, visit our video library