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SCI - Chp. 3 Vocab.

Temperature A measure of how hot or cold an object is compared to a reference point.
Thermometer An instrument used to measure temperature.
Conduction The direct transfer of thermal energy from one substance to another substance that it is touching.
Convection The transfer of thermal energy by the movement of a fluid (liquid or gas).
Convection Currents The circulation of a fluid as it alternately heats up and cools down.
Jet Stream Bands of high-speed winds about 10 kilometers above Earth’s surface.
Relative humidity The percentage of water vapor in the air compared to the maximum amount of water vapor that air can contain at a particular temperature.
Psychrometer An instrument used to measure relative humidity, consisting of a wet-bulb thermometer and a dry-bulb thermometer.
Condensation The process by which molecules of water vapor in the air become liquid water.
Wind The horizontal movement of air from an area of high pressure to an area of low pressure.
Dew point The temperature at which condensation begins.
Anemometer An instrument used to measure wind speed.
Cirrus Wispy, feathery clouds made mostly of ice crystals that form at high levels.
Sea breeze The flow of cooler air from over an ocean or lake toward land.
Cumulus Fluffy, white clouds, usually with flat bottoms, that look like rounded piles of cotton.
Land breeze The flow of air from land to a body of water.
Stratus Clouds that form in flat layers and often cover much of the sky.
Precipitation Any form of water that falls from clouds and reaches Earth’s surface.
Rain gauge An instrument used to measure the amount of precipitation.
Radiation The direct transfer of energy by electromagnetic waves.
Created by: jarredlobo