People in submarines breathe by using a combination of oxygen generation and carbon dioxide removal systems. Submarines typically carry compressed oxygen that can be released into the air supply, while carbon dioxide is removed using chemical scrubbers. These systems ensure a safe and breathable atmosphere for the crew while submerged for extended periods. Additionally, submarines can also surface to replenish their air supply if necessary.
By themselves - they can't. But these days we have machines and contraptions that help us with that. Diving gear, diving bells, submarines etc all allow people to breathe underwater.
No.
Submariners.
Yes, submarines can operate on the surface of the water. While they are primarily designed for underwater navigation, they can surface to recharge batteries, conduct operations, or allow crew members to breathe fresh air. When on the surface, submarines resemble conventional ships but retain the capability to dive and operate underwater as needed.
submarines are important because people need to go under the sea and do what they got to do to save the world
Submariners.
Yes, they had crews.
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People breathe in oxygen, which is essential for their cells to produce energy. They breathe out carbon dioxide, a waste product created by the body's metabolism.
In World War 2 submarines people had many jobs. Some listened to different radio signals, and others watched the sonar. There were also navigators, torpedo loaders and shooters, and preachers. In most submarines there were surgeons.
Why do people breathe ? Plants need oxygen too .
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.