It would not be wrong to say that many of us have had this question buzzing in my head since childhood. But as they say, necessity is the mother of invention. So, submarines have their means of producing oxygen continuously to help their crew stay underwater for days at a stretch. The ...
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How do gas laws apply to submarines? When using Charles's Law, why should the temperature units always be kelvin? What is PV in gas laws? How are Gay-Lussac's law and Charles' law alike? What are the similarities between Boyle's law and Charles's law? What things are measured with ...
Why Do Submarines Have To Resurface At All? Can’t They Remain Submerged Indefinitely? Dieselsubmarines need to come to the surface to recharge their batteries and get a fresh supply of atmospheric oxygen. Nuclear submarines need to resurface to communicate with their home base and to get fresh...
The Navy's nuclear-powered submarines can stay submerged for long periods of time. Air isn't a problem as their make their own oxygen and keep the air clean. The limits on how long they can stay underwater are food and supplies. Submarines generally stock a 90-day supply of food, so ...
Submarines were equipped with nuclear missiles as well, making it even easier to launch a devastating attack [sources: Locker, Dillin]. Other nations — the United Kingdom, France, China and Israel — all had nuclear weapons by the late '60s [source: Icanw.org]. The nuclear bomb loomed ...
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Fungi have been companions of mankind for millennia. Mushrooms inspired our eating culture, and yeasts and filamentous fungi were developed into highly efficient cell factories during the last 100 years to produce many products utilized in different indu
Chapter 5: How We Make Things To make steel, you need to separate the oxygen from the iron and add a tiny bit of carbon. You can accomplish both at the same time by melting iron ore at very high temperatures (1,700 degrees Celsius or over 3,000 degrees Fahrenheit), in the presence...