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Questions and Answers
Which of the following events is observed as part of ozone depletion?
Which of the following events is observed as part of ozone depletion?
- A steady lowering of ozone in Earth's atmosphere (correct)
- An increase in ozone during winter months
- A decrease in ozone during summer months
- An increase in the total amount of ozone in Earth's atmosphere
What is the term used to describe the larger decrease in stratospheric ozone around Earth's polar regions?
What is the term used to describe the larger decrease in stratospheric ozone around Earth's polar regions?
- Ozone increase
- Ozone hole (correct)
- Ozone layer
- Ozone depletion
What are the main causes of ozone depletion and the ozone hole?
What are the main causes of ozone depletion and the ozone hole?
- Solar radiation
- Volcanic eruptions
- Natural phenomena
- Manufactured chemicals (correct)
How are ozone-depleting substances transported into the stratosphere?
How are ozone-depleting substances transported into the stratosphere?
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What process releases atoms from the halogen group in the stratosphere, which catalyze the breakdown of ozone?
What process releases atoms from the halogen group in the stratosphere, which catalyze the breakdown of ozone?
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Which of the following is NOT a component of smog?
Which of the following is NOT a component of smog?
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What is the primary cause of summer smog?
What is the primary cause of summer smog?
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What was the original meaning of the word 'smog'?
What was the original meaning of the word 'smog'?
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Which type of smog is associated with the formation of ozone?
Which type of smog is associated with the formation of ozone?
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What are the sources of man-made smog?
What are the sources of man-made smog?
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