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Ch 11 Vocab

I was told to do this

TermDefinition
Weather The condition of Earth's atmosphere at a particular time and place.
Atmosphere The envelope of gasses that surrounds the planet.
Water Vapor Is water in the form of a gas.
Density The amount of mass in a given volume of air.
Air Pressure The result of the weight of a column of air pushing on an area.
Barometer An instrument that is used to measure air pressure.
Mercury Barometer Consists of a long glass tube that is closed at one end and open at another. The closed end almost a vacuum. The open end rests in a dish of merucury.
Aneroid Barometer Has a airtight chamber that is sensitive to changes in air pressure.
Altitude The distance above sea level.
Troposphere Tropo-turning or changing
Mesospeare Meso-middle
Ionosphere Begins about 80 kilometers above the surface ,and extends to about 400 kilometers
Stratosphere Extends from the top of the troposphere to about 50 kilometers above the surface.
Thermosphere The lowest layer of Earth's atmosphere.
Exosphere The outer layer.
Electromagnetic Waves A form of energy that can move through the vacuum of space.
Radiation The direct transfer of electromagnetic waves.
Infrared Radiation A form of electromagnetic waves that have wavelengths that are longer than wavelengths for red lights.
Ultraviolet Radiation A invisible form of energy with wavelengths that are shorter than wavelengths for violet waves.
Scattering When dust-size particles and gases in the atmosphere disperse light in all direction.
Greenhouse Effect The trapping of heat near a planet's surface by certain gases in the planet's atmosphere
Wind The horizontal movement of air from an area of high pressure to an of low pressure.
Anemometer Three or four cups mounted on the end of spokes hat spin on an axle.
Windchill Factor The increased chilling of wind
Local Wind Wind that blows over short distances
Sea Breeze When cool air blows inland from over the water and moves underneath the warm air .
Land Breeze A reversed sea breeze.
Global Winds Winds that blow steadily from specific directions over long distances.
Coriolis Effect The effect of Earth's rotation on the direction of winds and currents.
Latitude The distance from the equator measured in degrees.
Created by: Xavier10$#
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