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science ch 13

Climate the weather conditions prevailing in an area in general or over a long period.
Humidity a quantity representing the amount of water vapor in the atmosphere or a gas.
Relative Humidity the amount of water vapor present in air expressed as a percentage of the amount needed for saturation at the same temperature.
Cumulus clouds are a genus-type of low-level cloud that can have noticeable vertical development and clearly defined edges.
Stratus Clouds flat, hazy, featureless clouds of low altitude varying in color from dark gray to nearly white.
Cirrus clouds is a genus of atmospheric cloud generally characterized by thin, wispy strands,
Cyclone a system of winds rotating inward to an area of low atmospheric pressure, with a counterclockwise (northern hemisphere) or clockwise (southern hemisphere) circulation;
Anticyclone a weather system with high atmospheric pressure at its center, around which air slowly circulates in a clockwise (northern hemisphere) or counterclockwise (southern hemisphere) direction.
Barometer an instrument measuring atmospheric pressure, used especially in forecasting the weather and determining altitude.
Anemometer an instrument for measuring the speed of the wind, or of any current of gas.