There is sufficient oxygenated air in the lower half of the troposphere, the lowest level of the atmosphere. Above 10,000 feet ASL (3 km) the air begins to become thin, and by 25,000 feet (8 km), it can barely provide enough oxygen for human activities.
atmosphere or troposphere
No, the only planet you can breathe on is Earth ^-^
Air: 78% nitrogen, 21% oxygen, 1% other. We breathe oxygen and other molecules.
earth gravity is strong enough to hold down the atmosphere
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.
You wouldneed a spacesuit because you wouldn't breathe if you didn't. And besides there is no air or not enough sun for people to breathe.
Yes. We breathe air all the time. If we didn't we would asphyxiate and die.
No, the m50 mask is not the most effective in confined spaces where there is not enough oxygen in the air to breathe to support life.
By putting harmful gases into the air
No people do not have the right to breathe in your air, as it's not public use you could sue these people who do that and when you are done suing people you go and celebrate, your case winning in court!! Good luck suing people who aren't allowed to breathe in your air !! ;)
Air does not come out of your eyes when you breathe, or at least it is not supposed to. Air shouldn't come out of your eyes when you breathe. Air should only come out of your mouth and nose when you breathe.
The air that people breathe in a cycle of the earth