Atmosphere Unit vocabulary
Terms in this set (21)
The condition of Earth's atmosphere at a particular time and place.
The envelope of gases that surrounds Earth.
A form of oxygen that has 3 oxygen atoms, instead of 2.
Water in the form of a gas.
A harmful substance in the air, water, or soil.
A brownish haze that is a mixture of ozone, and other chemicals, formed when pollutants react with each other in the presence of sunlight.
Rain that contains more acid than normal. (from pollutants)
The amount of mass
The force exerted on a surface divided by the total area over which the force is exerted.
The pressure caused by the weight of a column of air pushing down on an area.
An instrument used to measure changes in air pressure.
Elevation above sea level.
the lowest layer of Earth's atmosphere, where weather occurs
The second-lowest layer of Earth's atmosphere.
Contains the ozone layer
The region in the atmosphere above the stratosphere and below the thermosphere. The third layer from the Earth. The coldest layer, Meteors burn here
The amount of heat present in a substance.
The region of the atmosphere above the mesosphere, very hot layer.
the lower part of the thermosphere; important for radio communications; creates auroral displays (the Northern Lights)
The outermost region of a planet's atmosphere, where outer space starts. Satellites orbit here
ultraviolet radiation (UV)
Electromagnetic waves with wavelengths that are shorter than visible light but longer than X-rays. They burn the skin
The process by which heat is trapped in the atmosphere by water vapor, carbon dioxide, methane, and other gases that form a "blanket" around Earth; the trapping of heat by a planets atmosphere