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Water is an inorganic, transparent, tasteless, odorless, and nearly colorless chemical substance, which is the main constituent of Earth’s hydrosphere and the fluids of all known living organisms. It is vital for all known life forms, despite

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A mountain is an elevated portion of the Earth’s crust, generally with steep sides that show significantly exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited summit area, and is usually higher than