9781422272510

WORDS TO UNDERSTAND

atmosphere: a thin layer of gas surrounding the planet crops: plants or animals, or plant or animal products, that are grown and harvested forecast: an estimate of the future weather state with respect to precipitation, clouds, winds, and temperature precipitation: a term describing any form of liquid falling from the sky, such as rain, sleet, snow, or hail relative humidity: a term used to describe how much water vapor is currently in the air

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