ES2 Weather Notes #2: Name______________________Block___ Date______
Air Pressure, Energy Budget, Layers of Atmosphere
Homework: Find and complete the 2 sections which your table will teach to the class, using the word bank above it. !
!
Weather !
0.1!
1
4 30 years
20 atmosphere
dust, ice, soot
nitrogen
rain
water
H2O
oxygen
sulfur & nitrous oxides
weather
454, 484, Tables 1,2
Check class website versions for hints & changes in red!
yay, bonus pt. because___________ !
oops, no HO, book, heading this
date__________=MP
Weather is the daily state of the _________________________,climate is the long-term
average of______________ over______________!
yay, bonus pt. because___________ !
oops, no HO, book, heading this date__________=MP
A. The Atmosphere is composed of the ____________ which surround the __________!
! p 427!fig 2 1. The main gases which compose it are ________________ (about 80%) and
_______________ (about ____%). CO2 (_________________) is <.____% and water vapor
(________) is about ____ % to______%. Liquids (__________) and solids
(__________,_________,_________ and pollutants __________________
p 500 - 501
&_____________________________ ) are also in the atmosphere and cause acid ________!
!CO2
! coal, oil, gas
!
!
!
fossil fuels
heat infrared
warming
Tables 3,4
p 427, 499
a. Greenhouse effect: general ______________ ____ in global temperatures
due to an excess of _______ which traps __________ or __________ energy. CO2
increases due to the burning of___________________ such as____!
! aerosols !
CFCs O2 ozone
poles
!
refrigerants skin cancer
stratosphere sunburn
ultraviolet
Tables 5,6 p 432
b. Ozone depletion: Breakdown of O3 (______________) into breathable oxygen, or
__________ happens at the top of the 2nd layer of the atmosphere, or __________________.
It is caused by chlorofluorocarbons, or _______, chemicals from __________ and
________________. Lack of ozone allows UV or ________________ radiation to reach the
earth’s surface which causes __________ and __________ The thinnest part of the ozone
layer is over the North & South ___________ These chemicals are now banned internationally.!
!
! down
!
2. Air Pressure is caused by the combined __________ of all air molecules pressing
cooling
!
drier
!
less more
up
warming
weight wetter
wind
p 430
Tables 7,8,9
down on a surface. There is higher air pressure with ____________ temperatures or going
__________ in elevation, or in air which has lower humidity, which means _________. Air
pressure is less with ____________ temperatures or going __________ in elevation and in
wetter air which has ____________ humidity (because water vapor molecules weigh less
than air) Differences in air pressure cause the horizontal movement of air, which is the
definition of __________. !
!
!
!
pg. 1 of 2 ES2 Sanders-Fleming Atmosphere Notes 12/15/14 8:45 AM
Tables 3,4
!
!
12
ozone
!
50
poles
50 CFCs
rises
temperature
drops
infrared
ozone
ultraviolet
UV
weather
p 428
Tables 3,4
3. Layers of the Atmosphere are based on abrupt changes in whether the
______________ is going up or down:! !
!
!
a. The troposphere is up to ________ km and is where most _____________
occurs. The temperature ____________ as elevation increases. It contains ________ % of all
air in only ________% of the height of the atmosphere.!
!
!
b. The stratosphere: is up to ________ km and is where the layer of
_____________ gas protects us from _________________ rays. The temperature
____________ as elevation increases because the____________ lengthens_____ waves
into__________________ so traps heat. traps heat. The ozone layer near the ___________
is thinned by ________ (see pg. 1)!
!
!
!
!
80 500-1000
!
!
!
c. The mesosphere: is up to ________ km. The temperature ____________ as
ions
Lights
below
cell
charged
meteors
meteoroids rises
cold
drops
TV
wind
heated
!
Tables 5,6
p 429
elevation increases, and the air is very thin and ___________,warmed by radiation
from___________ In this layer, friction causes ______________ to burn up and become
__________________!
!
!
d. The thermosphere : is up to ________ km The temperature ____________ as
elevation increases, because the sun’s energy splits the molecules in the very thin atmosphere. These
charged particles are ___________ by the sun. It contains the ionosphere, made of ________ or
electrically _______________ particles This layer reflects the longest waves of the Electromagnetic
Spectrum, or radio, ____ and _________ waves, back to earth.
The charged particles glow because
of solar ______________ causing the auroras, or Northern and Southern ______________.!
B. Energy Budget of Earth- use p. 429, 431 & 435 diagrams!
Label 4 layers of atmosphere. done___ Show whether temperature rises or falls in 4 layers of atmosphere. done___!
Label ozone layer and ionosphere. done___ Show how much energy comes from sun. done ____!
Show how much energy is absorbed and re-radiated by earth. done ____ Show how much energy is absorbed and reflected
by atmosphere done ____Label how much energy is reflected by clouds and surface. done ____
Tables 7,8,9
Tables 1,2
sun
sun
2 atmospheric
layers here
2 atmospheric
layers here
earth’s
surface
Grade Notes for student. Grade =_____No makeup. Complete from website key for_____ If handed in after answers given in class
= N, notes only, 25%, missing until complete. Late = - 25%, finished late -15%, unless use late pass. If incomplete, including diagram,
or too many incorrect, “inc”, 50%. in as missing until complete. Not in before discussion? Show ahead and correct in new color.
pg. 2 of 2 ES2 Sanders-Fleming Atmosphere Notes 12/15/14 8:45 AM