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37 Cards in this Set

  • Front
  • Back

Weather

the condition of the climate at a given place at a given time

atmosphere

The envelope of gases surrounding the earths exterior

water vapor

the gaseous form of water

density

the amount of mass in a given volume

air pressure

the weight of the air pushing on a certain point

barometer

a tool used to measure air pressure

mercury barometer

a barometer that uses mercury to tell what the air pressure is

aneroid barometer

a barometer that does not use mercury

altitude

the measur of how high up something is

troposphere

the first layer of earth's atmosphere

stratosphere

The second layer of earth's atmosphere

mesosphere

The center layer of earth's atmosphere

thermosphere

the final layer of earth's atmosphere

ionosphere

the inner section of the thermosphere

exosphere

the outer section of the earth's atmosphere

electromagnetic waves

waves that carry an electric, and magnetic energy.

radiation

waves coming from a center point

infared radiation

the wavelength of electromagnetic waves just below the color red

ultraviolet radiation

the wavelength of electromagnetic waves just above the color violet

scattering

when light is deflected by atoms in the atmosphere

greenhouse effect

The trapping of energy in a planets lower atmosphere

temperature

the measure of how hot or cold something is

thermal energy

the sum of all the energy in an object

thermometer

a tool used to measure temperature

heat

the transfer of energy from a warmer object to a cooler object

convection

when hotter substances rise and cooler ones fall in a fluid

conduction

the transfer of heat when two objects touch

convection currents

when heat created a rising and falling ring of moving fluid

wind

The flow of air through the atmosphere

anemometer

a tool used to measure the speed of wind

windchill factor

the percieved decrease in temperature when exposed skin is blown by wind

local winds

winds that are only present in the local area

sea breeze

a cold wind blowing onto a warmer land mass

land breeze

a wind blowing from land to sea due to differences in temperature

global winds

a single wind that blows all the way across earth's surface in a circle

Coriolis effect

an effect in which a rotating objects experience a force parallel to the direction of the rotation

latitude

imaginary lines that run in a circle around earth parallel to the equator