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Every individual who has been launched into space so far ... whether into earth orbit or to the moon ... has been burdened by the same habit: the need to breathe. Since there is no air outside the earth's atmosphere, they must either break the habit or else keep their own supply always handy. Every astronaut so far has chosen the second option, and NASA has provided them with the means to carry enough air or pure oxygen to get them through.

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Q: Why do astronauts wear air tanks on their back?
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Is there any difference between air and space?

air (oxygen) does not exist in space. that's why astronauts have suits with oxygen tanks.


How do astronauts change their clothes?

They simply change there clothes! The astronauts don't always have the space suits on! That's only when they actually go into space. When there in a space station or rocket they have air tanks that replenish the air in the rocket and an air pressure controller.


How do astronauts breathe in space?

Astronauts carry air tanks with them that contain mostly pressurized oxygen and nitrogen. Their suits circulate the air to their helmets and throughout their entire suit so that they can breathe.They breath threw oxygen tanks tied to their backs. If an astronaut was to take it off and try to breath, he/she would start to choke and die.


Why do astronauts have to wear bunny suits when working on instruments in space?

They need air and an atmospheric pressurized environment.


Do they wear suits when they go to space because there is no air?

Space suits are worn to protect astronauts not only from the lack of air, but also from cold.


What do astronauts into space to breath?

Space suits with air pumps.(that is not enough to last them the whole journey) They bring large tanks of compressed air which has a high oxygen percentage (about 30%, rather than 27% normally) They also carry boxes called air scrubbers which absorb the carbon dioxide in the air and convert part of it back into oxygen.


Why were air tanks invented?

Air tanks were invented to hold compressed air.


How do people breath in space if there is nothing to breath?

astronauts wear special helmets and clothing that contains human air in it so the human can breath.


How do astronauts make their own water?

Astronauts have to rely on their spacecraft to make the air for them. This is done on the space shuttle by two tanks each of liquid oxygen and liquid nitrogen. These are automatically mixed and pressurized by the cabin pressurization system to resemble what we breathe on Earth.they also use a air mask. CaRrOtS!


How do astronauts breathe on the International Space Station?

The air aboard the ISS is constantly filtered (scrubbed) to maintain the proper oxygen level and remove carbon dioxide.There are supplemental oxygen tanks as well.


Is there little air to breath on the moon at all?

There is not even a little air to breathe on the moon. There is no oxygen at all. This is why astronauts must wear space suits with self contained breathing equipment.


What are air tanks?

Air tanks come from russian bollets made from solfer umonier