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Water on Earth
Chapter 7 vocabulary
Question | Answer |
---|---|
What is salinity? | a measure of how salty water is |
What is an aquifer? | the layer of rock and soil that groundwater occupies |
What is a water table? | the top level of groundwater in an aquifer |
What is a reservoir? | an artificial lake that forms behind a dam |
Define evaporation. | the changing of liquid water to a vapor |
What is condensation? | water vapor turns into a liquid |
What is precipitation? | water that falls from the clouds as rain, snow, sleet or hail |
What is sublimation? | is when ice changes into water vapor without first becoming liquid |
What is sleet? | frozen raindrops |