ch 28 Flashcards
(44 cards)
how are the atmosphere divided
the differance in composition and temp
what gass make up the most of the atmostphere
78% nitrogen
which gas makes up 21%of the atmosphere
oxygen
what is the 1% in the atmosphere made up up
trace gas the majority is argon
withen the trophosphere does tempiture go up or down with attidude
it decreases
what are the names of those layers closesedto the surface then going up
trosospere stratosphere mesoshpere thermosphere and exosphere
which layer is the o zone found
stradisphere
within the statisphere does the temp go up or down
increasing
in the mesospheredoes the weather go up or down
the lower it increases and the higher part decreases
do the thermospere an exosphere impact wheater
no
a narrow band of fast moving, high alitude air.
jet stream
apparent deflection of an object due to earths rotation
coriolis effect
a large volume of air with uniform moisture and temperature
air mass
air masses interact in zones
weather fronts
how many pressure systems arethere
2
what are low pressure systems called
a low
lwhich direction does a low pressure systems rotate
counterclockwise
what are some results of low pressure systems
air rises, clouds form, precipataition happens
what is a high pressure systems know as
H
which direction does a high pressure systems rotate
clockwise
what is a result of a high pressure systems
to sink and clear skies
what are the 4 weatherfronts
cold, warm, stationary ,occluded fronts
how is cold front created
cold air forces watm air upward in a fast and chaotic manner
how are cold fronts reprezented on a weather forecast
blue triangles
