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Water Cycle
Question | Answer |
---|---|
precipitation | This is the water that falls from the sky in liquid or solid forms. Examples are rain, snow, sleet, and hail. |
water vapor | water molecules in the air; found in the form of a gas |
condensation | This is what occurs when gas changes into a liquid. Clouds, dew, frost, and fog are all forms of condensation. |
transpiration | This is what happens when leaves change water to vapor and release it into the air. The leaves "sweat" the water out. |
run-off | rain water that flows over mountains, hills, and plains as well and with it it takes rocks and other small sediments into a lake or river |
groundwater | underground water that is held in the soil and in rocks |
surface water | natural water that has not penetrated much below the surface of the ground |
evaporation | the process that allows water molecules to escape into the air; water changes from a liquid to a gas |
infiltration | happens when water soaks into the soil from the ground level; causes groundwater |
fog | water vapor that has condensed near the Earth's surface |
dew | forms when droplets of water condense from the air onto cool surfaces of the ground when the temperature is above freezing |
frost | forms when droplets of water condense from the air onto cool surfaces of the ground when the temperature is below freezing |
rain | water that falls in temperatures above freezing |
snow | forms when tiny supercooled droplets freeze and stay frozen because of the cold temperature |
sleet | precipitation that freezes then melts and re-freezes near the earth's surface |
hail | forms when water droplets in clouds freeze, and storm winds blow droplets higher into the clouds where they become larger |
How do clouds form? | They form at cooler temperatures when water vapor condenses in tiny droplets around small particles such as dust and salt. |
another name for water cycle | hydrologic cycle |
What powers the water cycle? | the sun |
Water can only be stored as ______________ for a short time. | Water vapor |
_______________ determines which form of precipitation is formed. | Air temperature |
What is included in atmospheric conditions? | temperature, clouds, precipitation |