| Terms |
Definitions |
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barometer
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a weater instrument
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Phases
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Ice, Water, Water Vapor
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Saturation
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when evaporation and condensation rates are equal
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Humidity
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Water vapor in the atmosphere
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cold air is
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more dense= higher pressure
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thermosphere
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The outermost layer of Earth;s atmosphere
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Name 2 dangerous summer storms?
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hurricane, thunderstorm
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meteorologist
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a scientist that specializes in the study of Earth's atmosphere and weather
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protects Earth from UV rays - (O3)
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Ozone
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Conduction
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The transfer of thermal energy between objects when their atoms or molecules collide
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chlorofluorocarbon
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chlorine compounds that are the main cause of ozone depletion
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dew point
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the temperature when the atmosphere becomes saturated
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particulate
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tiny particles or droplets that are mixed in with air
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Convection
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the transfer of heat through a fluid (liquid or gas) caused by molecular motion
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nitrogen (78%) and oxygen (21%)
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2 most common gases
|
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mesosphere
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a layer of the Earth's surface found ABOVE STRATOSPHERE and extends 50-80 km above Earth's surface
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types of fronts
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1. Warm 2. Cold 3. Stationary
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99%
|
About ______ of the atmosphere is in the first 30km or 19miles
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Troposphere
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The layer of air closest to the Earth's surface. 1st layer
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Name examples of particle pollutants?
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dust, salt, dirt and pollen.
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density
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the amount of mass in a given volume of air
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maritime tropical
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warm, moist air that forms over the ocean near the equator
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75%
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____ of all gases are found in the troposphere
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What does Earth's atmosphere maintain?
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maintains a crucial balance between the amount of heat absorbed from the sun and the amount of heat that escapes back into space
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hydrogen and helium
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The first atmosphere of Earth is made of _________ ________
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air pressure
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the force put on a given area by the weight of the air above it
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Name some things governments do to control pollution and its effects?
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1. Have smog ozone alerts.
2. Pass laws to limit the amount of air pollution released by factories.
3. Cities may ask people not to drive cars when weather is likely to produce smog.
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layer of air that protects and covers the earth
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What is the importance of the atmosphere?
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