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15 Cards in this Set

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Atmosphere
A whole layer of air that surrounds earth.
Altitude
Distance above sea level any human has ever reached.
Density
Amount of mass in a given volume of a substance.
Cycles
Process that repeats over and over.
Radiation
Energy that travels across distances in a form of certain waves.
Conduction
Transfer of heat energy from one substance to another by direct contact.
Convection
The transfer of energy from place to place by the motion of a gas or liquid.
Ultraviolet Radiation
Have more energy than the light you can see.
Infrared Raditaion
Less energy than visible light.
Ozone
Molecule made of three atoms of the element oxygen.
Greenhouse Effect
Gasses that absorb of emit infrared radiation, Which keeps energy in earths system for a while.
Greenhouse Gasses
Types of gasses that give off infrared raditaion.

Gasses: Carbon dioxide, Methane, Water Vapor, Nitrousoxide, and other gasses.
Air pollution
Smoke and other harmful materials that are added to the air.
Particulates
Tiny particles or droplets that are mixed in with air.
Fossil Fuels
Form from the remains of prehistoric animals and plants.