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Ozone (o3)

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Q: What is the chemical that blocks most of the ultraviolet light from reaching earth?
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Related questions

What is an eclispe?

When the moon blocks the Sun's light from reaching Earth, and also when our planet Earth blocks the Sun's light from reaching the moon.


Is it true that During a lunar eclipse Earth's shadow blocks light from reaching the sun?

No. Earth's shadow blocks sunlight reaching the Moon.


What doe the Earth's protective atmosphere block out?

Earth's protective layer blocks out the harmful ultraviolet rays. The ozone layer blocks it out.


What blocks most ultraviolet radiation from entering the earth's surface?

The Ozone layer.


What ultraviolet radiation is blocked from reaching the earth's surface by what substance found in the atmosphere?

ozone


More harmful ultraviolet rays are reaching Earth's surface because of what?

CFC's (chlorofluorocarbons)


What is it called when earth blocks the sun's rays from reaching it?

A Lunar Eclipse


What is is called when earth blocks sunlight from reaching the moon?

a Lunar Eclipse


Which type of electromagnetic radiation does the ozone layer prevent from reaching the surface of the earth?

Ultraviolet waves


What is it when the moon blocks sunlight from reaching the earth?

a Lunar Eclipse


Which blocks are harmful ultraviolet rays from the Sun?

The ozone layer blocks most of the sun's harmful ultraviolet rays. The ozone layer has thinned over time in certain areas due to emissions of ozone depleting chemicals widely used in industry.


Why does life on earth require an ozone layer?

The ozone layer of Earth's atmosphere blocks most of the harmful ultraviolet radiation from the sun.