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What molecule makes up 3/4 of the Earth's surface and all life could not survive without it?
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What molecule makes up 3/4 of the Earth's surface and all life could not survive without it?

User WearyMonkey
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3 votes

Answer:

Ozone

Step-by-step explanation:

Ozone is a molecule made up of three atoms of oxygen. It works a lot like sunscreen, blocking out harmful ultraviolet (UV) rays from the sun. In recent years, the amount of ozone in the atmosphere has decreased. So will the Earth, and all of the life on it, get sunburned?

User Bernardo Pacheco
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