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Weather

TermDefinition
troposphere atmosphere layer closest to Earth. Weather occurs here
Stratosphere second layer up.Where ozone layer is located
Mesosphere middle layer of atmosphere. meteoroids burn up here
thermosphere fourth layer up. Hottest layer. aurora are here
exosphere outer atmosphere layer. Satellites here.
altitude height above Earth's surface
atmosphere blanket of air surrounding Earth.
air composition 78%nitrogen, 21% oxygen, 1% water vapor and carbon dioxide.
radiation energy from the sun
heat energy transferred from a hotter object to a cooler one
convection heat transfer by the movement of a liquid or gas
greenhouse effect a natural process that keeps Earth's temperature comfortable
global warming a theory that predicts that the increase in carbon dioxide in the atmosphere will cause changes to Earth
energy budget the way Earth interacts with the sun's energy. Usually energy in = energy out.
stratus cloud low, flat gray, covers sky, smooth. indicates bad weather
cirrus cloud high, feathery, made of ice crystals. No precipitation but indicate bad weather
cumulus cloud white, puffy, flat bottom, fair weather
cumulonimbus many cumulus clouds, angry, dark, tall, very large. They bring thunderstorms and heavy rain
anemometer measures wind speed
hygrometer measures humidity
barometer measures air pressure
thermometer measures temperature
air mass a large body of air with similar temperatures, air pressure, and humidity
weather front forms when two different air masses meet
cold front forms when a cold air mass pushes into a warm air mass
warm front forms when a warm air mass pushes into a cold air mass
wind created when air moves from an area of high pressure to an area of low pressure
weather condition of atmosphere at a certain time and place
meteorologist scientists who study the weather
weather report report of current conditions
weather forecast a weather prediction
hurricane circular storm that forms over warm tropical water
tornado strong circular wind storm that forms over land
Created by: sharon_eberle1