victormiesol victormiesol

10-06-2016
Biology

contestada

Ozone is both helpful and harmful to life on Earth.
true or false

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WorldlyGlass49 WorldlyGlass49

22-06-2016

It is true that ozone is both helpful and harmful to life on Earth. It is helpful when it absorbs radiation and rays from the Sun, but it is harmful when we breathe it in, because it is found in oxygen.

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