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Energy in the atmosphere
n/a
33
Science
6th Grade
11/25/2014

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Term
Electromagnetic waves
Definition
energy travels through space to Earth in the form of_________
Term
Green House Effect
Definition
The process by which gases hold heat in the atmosphere
Term
Ultraviolet Radiation
Definition
a form of energy with wavelengths that are shorter than visible light
Term
Visible Light
Definition
Mixture of all of the colors that you see in a rainbow
Term
Infrared Radiation
Definition
a form of energy with wavelengths that are longer than visible light
Term
Temperature
Definition
the average amount of energy in motion in the molecules of a substance
Term
Radiation
Definition
the direct transfer of energy by electromagnetic waves
Term
Conduction
Definition
the direct transfer of heat from one substance to another substance that is not touching
Term
Convection
Definition
the transfer of heat by the movement of fluid
Term
wind
Definition
the horizontal movement of air from an area of high pressure to an area of low pressure
Term
Local wind
Definition
wind that blows over a short distances and caused ny unequal heating of Earths surfaces within a small area
Term
Wind-Chill Factor
Definition
increasing cooling caused by the wind
Term
Prevailing Westerlies
Definition
Winds in the mid-latitudes that blow from west to east
Term
Polar Easterlies
Definition
winds that blow away from the poles
Term
Trade winds
Definition
winds that blow from the horse latitudes toward the equator
Term
Horse Latitudes
Definition
located about 30 degrees North and South latitudes
Term
sea breeze
Definition
The flow of air from an ocean or lake to the land
Term
land breeze
Definition
the flow of air from the land to a body of water
Term
global winds
Definition
wind that blows steadily from specific directions over long distances
Term
evaporation
Definition
the process by which water molecules in liquid water escape in the air as water vapor
Term
humidity
Definition
measures the amount of water vapor in the air
Term
Relative Humidity
Definition
the percentage of water vapor in the air compared to the maximum amount the air could hold at that temperature
Term
Condensation
Definition
the process in which water vapor in the air becomes liquid water
Term
Dew point
Definition
the temperature at which condensation begins
Term
cumulus
Definition
clouds that form less than 2 kilometers above the ground and look like fluffy piles of cotton
Term
Stratus
Definition
Clouds that form in flat layers
Term
Cirrus
Definition
wispy, feathery clouds made mostly of ice crystals that form at high levels, above 6 kilometers
Term
Precipitation
Definition
any form of water that falls from clouds and reach Earths surface.
Term
Sleet
Definition
rain falls through a layer of air below zero degrees Celsius, the raindrops freeze
Term
freezing rain
Definition
occurs when rain freezes once it touches a cold surface
Term
Hail
Definition
Round pellets of ice larger than 5 millimeters in diameter
Term
Snow
Definition
Water vapor converted into ice crystals
Term
drought
Definition
long periods of unusually low precipitation
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