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Ch3 L1/ Water Cycle
Term | Definition |
---|---|
atmosphere | mixture of gases that forms a layer around Earth |
biosphere | Earth’s system that contains all living things |
freshwater | water that contains less than 0.2 percent dissolved salts |
geosphere | solid part of the Earth |
groundwater | water that is stored in cracks and pores beneath Earth’s surface |
hydrosphere | System that contains all Earth’s water |
mineral | naturally occurring, inorganic solid that has a crystal structure and definite chemical composition |
rock | naturally occurring solid composed of minerals and sometimes other materials such as organic matter |
water cycle | the changes to water when it evaporates into the air, condenses into clouds, and then precipitates down to Earth |
precipitation | water droplets fall from the atmosphere in the form of rain, sleet, snow, or hail |
transpiration | the passage of water vapor from a plant to the atmosphere |
condensation | the cooling of water in the atmosphere changing from a gas to a liquid |
run-off | rainfall that is absorbed by soil and travels to the ocean |
evaporation | the process that occurs when water changes from a liquid to a gas, caused by heat |