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3 days ago · All living things on Earth need water. Since water is vital for life on Earth, places beyond Earth that have water are of great interest. In the past, Mars had an abundance of water and it still has water today as do some of the moons around other planets in our solar system.
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May 14, 2019 · Living organisms need water to survive. Many scientists even believe that if any extra-terrestrial exists, water must be present in their environments. All oxygen-dependent organisms need water to aid in the respiration process. Some organisms, such as fish, can only breathe in water.
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May 19, 2021 · All living things need water to survive, but what exactly makes water so important? To begin, water helps human bodies transport nutrients and oxygen. The intestines absorb the water and it, as body fluids, goes through the body to give cells nutrients and oxygen and to remove waste products.
Water is so good at dissolving substances that it is known as the ‘universal solvent’. While other substances have similar dissolving power to water, they do not have its chemical stability and its ability to neutralise strong acids and bases.
Because of its high boiling point, most water on Earth is in a liquid state rather than in a gaseous state. Water in its liquid state is needed by all living things. Hydrogen bonds also cause water to expand when it freezes. This, in turn, causes ice to have a lower density (mass/volume) than liquid water.
Sep 29, 2015 · In this regard, water is essential simply because it's a liquid at Earth-like temperatures. Because it flows, water provides an efficient way to transfer substances from a cell to...
Because water is so useful, most people live along coastlines, rivers, and lakes. Where fresh water is limited, people have used many technologies — like wells, dams, and canals — to store and move it. Sometimes these technologies damage habitats. Other species have to compete with humans for water.
