Earth
What is an underwater boat with its own power and air supply called?
More Questions from Earth
What is the ability of fluids to flow through soil called?
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Who published the groundbreaking book "Principles of Geology" in 1830?
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Which of these types of energy is cleanest and causes the least pollution?
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What chamber do divers go into to prevent a diving sickness called "the bends"?
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Which of the world's oceans is larger than all of the Earth's land area combined?
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