yxngdre305 yxngdre305

06-12-2021
Biology

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The air we breathe is mostly a mixture of oxygen and nitrogen. How do air molecules change when they reach altitudes above 100 km?

I need to make sure the answer I have is right.

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noahscats11 noahscats11

06-12-2021

As you increase in altitude, there are fewer air molecules. Due to the lower amounts of air molecules, the atmospheric pressure decreases causing the air to be harder to breath in.

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