28.1 Flashcards
troposphere
a layer extending an average of 12 km above earth’s surface
temperature inversion
occurs when air temperature increases with altitude and the air becomes stable
greenhouse effect
a natural process in which certain gases in the atmosphere warm a planet as they absorb and emit infrared radiation
how are the atmospheric layers divided?
by the difference in composition and temperature
what gas makes up the majority of the atmosphere?
nitrogen 78%
which gas makes up 21% of the atmosphere?
oxygen
what is the remaining 1%?
trace gas the most is argon
within the troposphere does the temperature increase or decrease with altitude?
decreases
how many layers are in the atmosphere?
5 layers
what are the names of the atmopsheric layers closest to surface going up?
trophosphere, stratosphere, mesosphere, thermosphere and exosphere
which layer is the o-zone layer found in?
stratosphere layer
within the stratosphere does the temperature increase or decrease with altitude?
imcrease
does the temperture in the mesosphere increase or decrease w altitude?
