2R Science

19 terms by laning

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what the air outside is like

weather pattern

a change in the weather that repeats


a time of year that has a certain kind of weather


the coldest season


the hottest season


the season in which the air becomes cooler


the season in which the air becomes warmer


how warm something is


a weather instrument that measures the temperature of the air


moving air


a weather instrument that measures wind speed


water that falls from the sky in one of 4 forms: rain, snow, sleet or hail

water cycle

the movement of water over and over, from Earth's surface, into the air, and then back to Earth's surface


the process whereby sun heats water and changes the water into a gas, called water vapor

water vapor

the gas formed when water evaporates


the process whereby water vapor changes into tiny drops of water and forms a cloud


a long period of time when it does not rain


when it rains too much

weather vane

a weather instrument used to tell the direction of the wind

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