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Mathematics 7 Online
OpenStudy (anonymous):

1. Describe how three gases that make up our atmosphere are important to us? 2. Explain how two properties of the atmospheric layer closest to the surface of Earth affects our lives every day. 3. What is an important property found in the stratosphere and how does it affect our lives?

OpenStudy (anonymous):

1. nitrogen and oxygen are essential to human life on the planet.

OpenStudy (anonymous):

2. THE TROPOSPHERE WHICH CARRIES THE PROPERTIES OXYGEN AND SRRY I CANT REMEBER THE OTHER PROPERTY IS IMPORTANT TO HELP BLOCK THE SUN FROM RADIATING TO MUCH RAYS AND DESTROYING LIFE ON EARTH.

OpenStudy (anonymous):

I DONT KNW NUMBER THRE BUT I HOPED THIS HELPED :)

OpenStudy (anonymous):

ozone

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