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mesothet mesothet
wrote...
Posts: 1000
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7 years ago
Which of the following statements about ozone is true?
a. Close to earth, ozone poses no serious health threats.
b. Ozone in the stratosphere protects our planet from UV-B radiation.
c. Ozone is a chemical that is produced when oxygen interacts with water.
d. The ozone layer is located 60-100 km from the earth's surface.
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wrote...
7 years ago
b
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