Key Terms: Ch. 13 Word Scramble
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Key Term | Definition |
Weather | The condition of Earth's atmosphere at a particular time and place. |
Atmosphere | The mixture of gases that surrounds Earth. |
Ozone | A form of oxygen that has three oxygen atoms in each molecule instead of the usual two. |
Water Vapor | The invisible, gaseous form of water. |
Temperature Inversion | A phenomenon that results when a layer of warm air becomes trapped between two cooler layers and is prevented from escaping. |
Acid Rain | Rain the is more acidic than usual. |
Air Pressure | A force that is the result of the weight of a column of air pushing down on an area. |
Barometer | An instrument used to measure changes in air pressure. |
Altitude | Elevation above sea level. |
Pollutant | A harmful substance in the air,water, or soil. |
Density | The measurement of how much mass of a substance is contained in a given volume. |
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