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37 Cards in this Set
- Front
- Back
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Weather |
The condition of Earth's atmosphere at a particular time and place |
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Atmosphere |
The relatively thin layer of gasses that form Earth's outer layer |
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Water Vapor |
Water in the form of gas |
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Density |
How much mass of a substance in a given mass |
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Air Pressure |
The pressure caused by the weight of a column of air pushing down on an are |
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Barometer |
An instrument used to measure changes in air pressure |
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Mercury Barometer |
An instrument to measure air pressure , consisting of glass tube partially filled with mercury |
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Aneroid Barometer |
An instrument that measures changes in air pressure with no liquid |
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Altitude |
Elevation |
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Troposhere |
The lowest layer of Earth's atosphere that has weather |
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Srtatosphere |
The second lowest layer of Earth's atmosphere |
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Mesosphere |
The layer above the stratosphere that protects Earth from meteroite |
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Thermosphere |
Two distinct layers that extends and has no outer limits |
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Ionosphere |
Lowe layer of the thermosphere |
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Exosphere |
Upper layer of the thermosphere |
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Electromagnetic Waves |
form of energy that can move through a vacuum of space |
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Radiation |
Direct transfer of energy through electromagnetic waves |
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Infared Radiation |
Electromagnetic waves that have longer wavelengths than red light |
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Ultraviolet Radiation |
Invisible form of energy with wavelengths shorter than violet light |
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Scattering |
Dust size particles and gasses in the atmosphere that disperse light |
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Greenhouse Effect |
Gasses that hold heat in Earth's atmosphere |
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Temperature |
Average amount of energy in motion of each particle in a substance |
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Thermal Energy |
Measures the total energy of motion of each particle in a substance |
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Thermometer |
A device that measures temperature |
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Heat |
Thermal energy that is transferred from a hotter object to a cooler one |
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Convection |
Transfer of heat through movement of a fluid |
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Conduction |
Heat transfer through direct contact |
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Convection Currents |
Upward movement of warm air and the downward movement of cool air |
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Wind |
Movement of air parallel to Earth's surface |
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Anemometer |
Measures wind speed |
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Windchill Factor |
Increased cooling that the wind can cause |
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Local Winds |
Winds that blow over short distances |
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Sea Breeze |
Local wind that blows over ocean |
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Land Breeze |
Flow of air from land to a body of water |
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Global Winds |
Winds that blow steadily from specific directions over log distances |
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Coriolis Effect |
The way Earth's rotation makes the wind curve |
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Latitude |
Distance from equator, measured in degrees |
