Submarines typically generate oxygen through a process called electrolysis. In this process, electricity is used to split water molecules into hydrogen and oxygen. The hydrogen is then vented overboard, while the oxygen is collected and stored for use by the crew. Some submarines also have systems that can scrub carbon dioxide from the air and […]
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Sonar (Sound Navigation and Ranging) is a technology that uses sound waves to detect objects underwater. Sonar systems consist of a transmitter, which emits sound waves, and a receiver, which detects the sound waves that bounce back after hitting an object. When the sound waves hit an object, they bounce back to the receiver, which
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The Fairchild Republic A-10 Thunderbolt II is a single-seat, twin-turbofan, straight-wing, subsonic attack aircraft developed by Fairchild Republic for the United States Air Force (USAF). Summary In service since 1976, it is named for the Republic P-47 Thunderbolt, a World War II-era fighter-bomber effective at attacking ground targets, but commonly referred to as the “Warthog”
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The North American Aviation XB-70 Valkyrie was the prototype version of the planned B-70 nuclear-armed, deep-penetration supersonic strategic bomber for the United States Air Force Strategic Air Command. Designed in the late 1950s by North American Aviation (NAA), the six-engined Valkyrie was capable of cruising for thousands of miles at Mach 3+ while flying at
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The Strategic Rocket Forces of the Russian Federation or the Strategic Missile Forces of the Russian Federation are a separate-troops branch of the Russian Armed Forces that control Russia’s land-based intercontinental ballistic missiles.
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Speciation is the evolutionary process by which populations evolve to become distinct species.
Canada Alberta Highway 585 New Brunswick Route 585 Ontario Highway 585 Ireland R585 regional road United Kingdom A585 road United States I-585 SR 585 LA 585 CR 585 SR 585 FM 585 WYO 585 Territories Puerto Rico Highway 585
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Canada United States Pennsylvania Maryland Nevada New Jersey Ohio
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The United States’ economy is a highly developed market economy. It has the world’s largest economy in terms of nominal GDP and net worth, and the second-largest in terms of purchasing power parity (PPP) after China. The United States possesses the world’s most technologically advanced and inventive economy. Its companies are at or near the
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Desman is a common name given to two species of aquatic, insectivorous mammals that are found in Europe and Asia. They are members of the family Talpidae, which also includes moles, shrews, and other burrowing mammals. The two species of desman are the Pyrenean desman (Galemys pyrenaicus), which is found in the Pyrenees mountains in