What happens to UV radiation levels when there is less ozone in the atmosphere?
NASA | Exploring Ozone

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Geography, Science, Biology
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5th - 12th Grade
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
More UV radiation reaches the Earth's surface.
Less UV radiation reaches the Earth's surface.
UV radiation levels remain unchanged.
UV radiation is completely blocked.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which human-produced compounds contribute to high chlorine levels over Antarctica?
Sulfur dioxide and nitrogen oxides
Chlorofluorocarbons and halons
Carbon dioxide and methane
Ozone and water vapor
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role do polar stratospheric clouds play in the destruction of ozone?
They release chlorine in a form that can destroy ozone.
They increase the temperature, reducing ozone destruction.
They absorb UV radiation, protecting the ozone layer.
They block sunlight, preventing ozone formation.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does sunlight contribute to the destruction of ozone in Antarctica?
It heats the atmosphere, causing ozone to break down.
It provides energy for a reaction that destroys ozone.
It reflects off ice, increasing ozone levels.
It has no effect on ozone levels.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
By what year is the Antarctic ozone hole expected to return to 1980 levels?
2025
2070
2100
2050
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