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Author Question: A decrease in the levels of ozone in the ozone layer: a. may be related to the human use of ... (Read 134 times)

jace

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on: Jul 13, 2018
A decrease in the levels of ozone in the ozone layer:
 
 a. may be related to the human use of chlorofluorocarbons
  b. is not a cause for concern to humans because the ozone layer is in the stratosphere
  c. cannot be attributed to any human activities
  d. has not been shown to be related to the incidence of skin cancers in humans

Question 2

The best example of a natural hazard is:
 
 a. an earthquake
  b. a physical illness
  c. a car accident
  d. a house fire


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sarajane1989

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Reply #1 on: Jul 13, 2018
Answer to Question 1

a

Answer to Question 2

a


jace

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Reply 2 on: Jul 13, 2018
Excellent

emsimon14

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Reply 3 on: Yesterday
Gracias!

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