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Air: 78% nitrogen, 21% oxygen, 1% other.
We breathe oxygen and other molecules.
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∙ 7y ago
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What gas do people breathee in and what do they breathe out?
We breathe in oxygen and we breathe out carbon dioxide
Why does plants breathe?
Why do people breathe ? Plants need oxygen too .
Why do people breathe out?
People breathe out because we need to breathe fresh air, and if we kept the same air in our bodies it would not be fresh after a while, and we would die.
Do people breathe?
Yes.
What is the gas that human beings need to breathe in?
Oxygen is used to help people breathe in and out
Do people breathe in airplane?
YES!!
Do people breathe nitrogen?
Yup!
How do cats breathe is it by their lungs?
That's right, cats breathe with their lungs, just as people do. All mammals use lungs to breathe.
How does a plant help a person?
PLants help people many ways. they breathe in carbon dioxide, which is what we breathe out. they breathe out oxygen, which is what we breathe in. without plants, we'd die from suffocation.
Do people with bigger lungs breathe less often?
No because they still have to breathe like others do to.
What do people breathe in when they inhale?
Carbon Dioxide?
Can people breathe under snow?
No. It suffocates them
