1.WEATHER<br />
  Weather is…<br /> THE SHORT TERM CONDITION OF  THE ATMOSPHERE<br />
Weather is the result of the interrelationship between the following 4 ATMOSPHERIC VARIABLES:<br />TEMPERATURE<br /><ul><l...
AIR PRESSURE
WIND</li></li></ul><li> 1.Air Temperature:<br /><ul><li>measures how much kinetic energy the air molecules have</li></li><...
4. Humidity:Moisture content of the atmosphere<br />
In what layer of our atmosphere <br />does our weather occur?<br />Troposphere<br />
What is our atmosphere made of?<br />
Argon<br />0.93 %<br />Carbon Dioxide<br />0.03 %<br />Water vapor<br />0.0 to 4.0 %<br />0.01 %<br />   	Neon<br />	Heliu...
See Front Cover of your ESRT!!!<br />
 1.Air Temperature:<br /><ul><li>measures how much kinetic energy the air molecules have</li></li></ul><li>
Each time<br /> a molecule<br />hits the <br />thermometer bulb<br />energy is <br />transferred <br />and the <br />tempe...
Air molecule<br />COLD<br />HOT<br />
WHICH SAMPLE HAS MORE<br />KINETIC ENERGY?<br />Motion<br />COLD<br />HOT<br />
WHICH SAMPLE HAS MORE<br />KINETIC ENERGY?<br />Motion<br />HOT<br />COLD<br />Energy           transferred<br />
COLD<br />HOT<br />
COLD<br />HOT<br />
COLD<br />HOT<br />
HOT<br />COLD<br />
HOT<br />COLD<br />
HOT<br />COLD<br />
HOT<br />COLD<br />Hot air rises<br />because of  <br />increased <br />kinetic energy<br />
Three scales are use to measure temperature:<br /><ul><li>1. Fahrenheit
2. Celsius
3. Kelvin</li></li></ul><li>WE WILL USE THIS<br />  THERMOMETER TO<br />  CONVERT FROM<br />  CELSIUS TO <br />  FARENHEIT...
Each notch<br />Is worth<br />2 degrees<br />Each notch<br />is worth<br />1 degree<br />95<br />190<br />85<br />355<br /...
ALL YOU NEED TO DO<br />IS READ ACROSS AND<br />USE A STRAIGHT EDGE <br />ICE <br />BOILING<br />WATER<br />1. FARENHEIT<b...
158<br />70 CELSIUS =         FARENHEIT<br />			=          KELVIN<br />343<br />
82<br />   180 FARENHEIT =      CELSIUS<br />    				   =       KELVIN<br />355<br />
	ABSOLUTE ZERO <br />(ZERO DEGREESKELVIN)<br />Lowest possible temperature<br />NO KINETIC ENERGY       <br />THE MOLECULE...
Quick Energy Review!<br />
REVIEW QUESTONS:<br />WHICH SKIIER HAS THE GREATEST<br />  KINETIC ENERGY?<br />A<br />B<br />D<br />C<br />
WHICH SKIIER HAS THE GREATEST<br />POTENTIAL ENERGY?<br />A<br />B<br />D<br />C<br />
DURING ENERGY CHANGES, <br />IF ONE BODYIS LOSING ENERGY, <br />THE OTHER IS _______ ENERGY:<br />Gaining<br />THE WAVE LO...
DURING ENERGY CHANGES, <br />IF ONE BODYIS LOSING ENERGY <br />THE OTHER IS GAINING ENERGY:<br />THE WAVE LOSES<br />ENERG...
DURING ENERGY CHANGES<br />THE TOTAL ENERGY <br />REMAINS THE SAME<br />ENERGY ALWAYS FLOWS <br />FROM <br />HIGH TO LOW (...
THE ENERGY WILL FLOW FROM:<br />THE FLAME TO THE<br />FINGER<br />
ENERGY WILL FLOW FROM<br />ICE<br />THE FINGER TO <br />THE ICE<br />
THE LIQUID<br />LOSES ENERGY<br /> AS THE<br />ICE<br /> GAINS ENERGY<br />
WHEN WILL THE EXCHANGE<br />OF ENERGY STOP?<br />WHEN<br />EQUILIBRIUM<br />IS REACHED<br /> THE LIQUID AND<br />THE ICE R...
The Affects of Air Temperature<br />
Imagine two open <br />containers of air:<br />One is filled with hot air<br />and the other is <br />filled with cold air...
Which container has more kinetic energy?<br />HOT<br />COLD<br />
Which container has higher air pressure?<br />HOT<br />COLD<br />
Which container has greater density?<br />HOT<br />COLD<br />
Air molecule<br />Water molecule<br />Which container can hold more water?<br />COLD<br />HOT<br />
Air molecule<br />Water molecule<br />HOT<br />COLD<br />
In summary:<br /><ul><li>Hot air has more kinetic energy
hot air has less pressure
hot air can hold more water
hot air is less dense
hot air rises</li></li></ul><li> 2. Air Pressure:<br /><ul><li> caused by the weight of atmosphere pushing down</li></li><...
Indirect<br />Pressure<br />Altitude<br />
Indirect<br />Pressure<br />Temperature<br />
A barometer<br />measures<br />pressure in inches <br />of mercury or millibars<br /> see reference table page 13<br />
Standard  pressure is<br />1013.2 millibars or<br />29.92 inches of mercury<br />
Each notch is worth 1.0<br />Each notch is<br /> worth 0.01<br />1039.0<br />30.65<br />1038.0<br />1037.0<br />
Convert <br />1040.0 millibars<br />to inches of mercury<br />
30.71<br />
Atmospheric Pressure:<br />Effected by   water vapor <br />
Water vapor is very _________ compared to              dry air:<br />light<br />(Nitrogen is heavier<br />   than hydrogen...
SO:<br />When water vapor is added to dry air the air pressure<br />___________<br />decreases<br />
Because the air is <br />lighter<br />Decreases in air that is full of water vapor<br /> Pressure<br />
Indirect<br />pressure<br />Humidity<br />
Summary<br />HOT:<br />COLD:<br /><ul><li>less dense , lighter
less pressure
holds more water
Heavier
more dense
more pressure</li></li></ul><li>What will happen?<br />If you add water vapor to the inside of a container and seal it, wh...
equilibrium<br />The Earth is always trying to achieve_______________<br />
high<br />Energy is constantly being re-distributedflowing from _______to _______<br />low<br />
How can we decreasepressure without changing our elevation?<br />Increase temperature<br />Increase humidity<br />
Warmer and Wet<br />Low pressure <br />High pressure<br />Cooler and Dry<br />
Latitude…. Earth<br /> Poles <br />low<br />Temp:<br />pressure:<br />density: <br />humidity:<br />high<br />high<br />lo...
WIND:<br />
Come from<br />Winds are described by the direction they ___________<br />
<ul><li>Winds distribute energy</li></ul>high<br /><ul><li>They blow from _______ pressure  to______pressure</li></ul>low<...
ISOBARS<br />White lines are<br />
WINDS BLOW FROM<br />HIGH TO LOW<br />
FASTESTWINDSOCCURWHERE THE ISOBARS ARE_________________<br />Close together<br />
N<br />30.0<br />29.8<br />W<br />S<br />FASTEST<br />SPEED<br />29.6<br />NE WIND<br />E<br />
29.6<br />29.8<br />SW WIND<br />30.0<br />N<br />W<br />E<br />FASTEST<br />SPEED<br />S<br />
29.8<br />FASTEST<br />SPEED<br />L<br />29.6<br />30.0<br />N<br />W<br />E<br />Winds blow<br /> Toward<br />The center<...
4. Humidity and  CLOUD FORMATION<br />
The Formation of Clouds<br />A. Define cloud:large group of H2O<br /> droplets suspended in air<br />B. Steps involved in ...
1. Describe the mass of air that would lead to cloud formation in terms of temperature, humidity, density<br />Warm<br />M...
2. The air will risebecause of<br />low density<br />3. Describe what the air does as<br />it rises:       <br />expands<b...
4. Clouds will form if this rising moist air<br />a. cools to the dew point temp.<br />b. has condensation nuclei   availa...
C. Basic Cloud Types:<br />1. Cirrus: high and feathery <br />     (fair weather)<br />2. Cumulus: white and puffy <br /> ...
Cirrus Clouds<br />
Cumulus clouds<br />
Cumulonimbus clouds<br />
Stratus clouds with fog<br />
D. Effects of aMountain Range:<br />OrographicEffect<br />(adiabatic cooling)<br />
Condenses<br />Dry air<br />cools<br />Sinks<br />expands<br />Wind<br />compresses<br />warms<br />Moist<br />air<br />ri...
1. The side of the mountain with the moist prevailing winds is called the<br />_____________  <br />Summary:<br />Windward...
2. The air descends to the otherside of the mountain which is called the <br />    ______________________<br />Summary:<br...
D. Precipitation<br />A. Describe what causes precipitation:<br />Precipitation forms around Dust particles (pollutants) d...
B. Explain why precipitation cleans the   atmosphere:<br />as precipitation forms around dust/pollutants…they are removed ...
When the dew point temperature<br />    and air temperature approach<br />    each other what happens to the<br />    chan...
E. Complete the chart below:<br />Warm<br />moist<br />Rise<br />Expand<br />Decrease<br />Decrease<br />Cool<br />Sink<br...
Dew Point and Relative Humidity!<br />
Dew Point Temperature<br />The temperature at which the air is holding the ____________ amount of water. The air is ______...
Relative Humidity:<br />The ratio of the amount of water vapor in the air, to the maximum amount it can hold. It is usuall...
The dew point and relative humidity are determined by using an instrument called a _______________________<br />sling<br /...
The psychrometer has two thermometers, a dry bulb and a wet bulb. The psychrometer is whirled in the air so that evaporati...
The lower the moisture content of the air, the ________ evaporation will occur from the wet bulb and the wet bulb temperat...
Use your ESRT to fill in the chart…The answer the questions<br />
Do Now:<br />Read the “Structure of the atmosphere notes” and answer questions 1 through 6 using your reference tables.<br />
Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pre...
Synoptic Weather Maps<br />Atmospheric variables are collected from thousands of weather stations around the world four ti...
1. Station Model<br />Provides a summary of the current atmospheric conditions in an area.<br />
Additional symbols used on weather maps and station models<br />
<ul><li>The circle represents the actual weather station at its location
The shaded portion of the circle represents the % cloud.
The line represents the direction the wind is coming from.
The feathers represent the wind speed.  Each whole feather is 10 knots and each half feather is 5 knots.  1 knot = 1.15 m/hr.
The number in the upper left represents the current temperature in Fahrenheit degrees.
The symbol * represents the present weather.
The number to the left of present weather is visibility in miles.
The bottom left number represents the dew point in degrees Fahrenheit.
The top right number represents the barometric pressure in short hand millibars.  196 = 1019.6 millibars.
The middle right number represents the barometric trend. A steady 1.9mb rise in the past 3 hours.
Bottom right is the amount of precipitation in the last 6 hours</li></ul>Weather Station Models<br />196<br />28<br />6<br...
The Barometric Pressure on a Station Map is in code… The number 9 or 10 has been omitted from the front<br />
Rule for converting the code into millibars:<br />1088.7<br />887= ___________<br />Because if the first digit is 5 or gre...
Rule for converting the code into millibars:<br />916.5<br />2. 165= ___________<br />Because if the first digit is less t...
Change the following to abbreviated form:<br />956.4:______________<br />1014.3: _____________<br />564<br />143 <br />
Change from abbreviated form:<br />964:______________<br />126: _____________<br />996.4<br />1014.3 <br />
Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C =  <br />Air...
Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pre...
Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pre...
Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pre...
Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pre...
Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pre...
Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pre...
Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pre...
Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pre...
Construct a Station Model <br />Using the following Weather Data:<br />75% clouds<br />winds  from  the  N.W.<br />wind sp...
5. The Greenhouse <br />EFFECT<br />
Video:<br />The Greenhouse Effect<br />Handout: label the diagrams<br />
THE GREENHOUSE EFFECT<br />
THE GREENHOUSE EFFECT<br />HEAT IS<br />TRAPPED BY <br />THE GLASS OF<br />THE GREENHOUSE<br />Incoming is<br />Short wave...
What are the Greenhouse gases?<br />CO2<br />H20 VAPOR<br />INFRARED<br />METHANE GAS<br />
The Earth  Receives Energy    from          two sources:<br />
SUN<br />
 Radioactive<br />Energy <br />CORE<br />
Electromagnetic<br />All matter radiates some__________________________<br />Energy<br />
ALL<br />The sun emits energy in _____ wavelengthsof the electromagneticspectrum<br />
ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10      10-8      10-6       10-4       10-2        10 0   ...
infrared<br />The Earth radiates_____________      (heat)<br />
Each type of energy differs <br />in its    __________<br />wavelength<br />10-10      10-8      10-6       10-4       10-...
10-10      10-8      10-6       10-4       10-2        10 0       10 2        10 4<br />gamma<br />X ray<br />Microwaves<b...
ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10      10-8      10-6       10-4       10-2        10 0   ...
SHORT WAVE LENGTHS ARE: <br />MOSTLY ABSORBED by<br />THE OZONE <br />GAMMA<br />OZONE<br />
ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10      10-8      10-6       10-4       10-2        10 0   ...
SHORT <br />WAVE LENGTHS ARE MOSTLY<br />ABSORBED by THE OZONE IN <br />THE STRATOSPHERE<br />   gamma,<br />X-RAYS<br />O...
ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10      10-8      10-6       10-4       10-2        10 0   ...
SHORT <br />WAVE LENGTHS ARE MOSTLY<br />ABSORBED by THE OZONE IN <br />THE STRATOSPHERE<br />  gamma, x-rays,<br />UV<br ...
ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10      10-8      10-6       10-4       10-2        10 0   ...
OZONE<br />VISIBLE LIGHT :<br />PASSES THROUGH<br />THE ATMOSPHERE<br />WITH THE <br />GREATEST <br />INTENSITY<br />
ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10      10-8      10-6       10-4       10-2        10 0   ...
10-10      10-8      10-6       10-4       10-2        10 0       10 2        10 4<br />gamma<br />X ray<br />Microwaves<b...
Sun emits all<br />wavelengths<br />(heat)<br />infrared<br />Earth re-radiates<br />
Interactions between Electromagnetic Energy & The Environment:<br />
1.<br />2.<br />3.<br />4.<br />5.<br />ABSORBTION<br />- UV ABSORBED by<br /> OZONE IN STRATOSPHERE<br />INFRARED ABSORBE...
1. ABSORPTION<br />2. REFLECTION<br />3.SCATTERING<br />4. REFRACTION<br />5. TRANSMISSION<br />
half<br />Less than ______of the incoming solar radiationis receivedby the Earth’s  surface<br />
Surface properties of the Earth and Absorption of Energy:<br />
Reflection vs. Absorption & Radiation<br />Color:<br />Texture:<br />Light (white) reflects<br />dark (black) absorbs<br /...
ELECTROMAGNETIC SPECTRUM:<br />				LAB<br />10-10      10-8      10-6       10-4       10-2        10 0       10 2        ...
6. How does too<br />Much      contribute to <br />Global warming?<br />CO2<br />CO2<br />H20 VAPOR<br />INFRARED<br />MET...
I. Air Masses-<br />
A. Air Mass:<br />    large amount<br />    of air with<br />    the same <br />    temperature<br />    and humidity<br />
B. List the characteristics<br />    that an air mass picks up <br />    from its place of origin:<br />  1. <br />  2. <b...
C. Types of Air Masses:<br />Describe the<br /> Air Mass<br />Origin<br />Symbol<br />c<br />Over Land<br />Dry - Heavier<...
Name and Description<br />Describe the Air Mass<br />Symbol<br />ContinentalTropical<br />cT<br />Dry and Warm<br />mT<br ...
E. Types of Air Masses:<br />cP<br />mP<br />mP<br />cP<br />cT<br />mT<br />mT<br />
Local wind<br /><ul><li>Caused by the unequal heating of land and water.
This creates density difference.
Draw the diagrams in your notes.</li></li></ul><li>Planetary Wind Belts<br />Reference Tables<br />Page 14<br />
Planetary wind Pattern If The Earth Didn’t Rotate<br />
	Cold air would_______ at the poles and flow along the surface of the     Earth toward the__________<br />sink<br />equato...
rise<br />low<br />	Air would then warm atthe equator and_____________(due to ___________ density) and flow back to the___...
	this would create two great _________ cells over the Earth<br />convection<br />
	II. Earth’s Rotation Effect On Wind Patterns:<br />convection<br />
Coriolis (Rotation)<br />right<br />___________________ effect causesthe winds to deflect to the __________ in theNorthern...
Right in the<br /> Northern <br />Hemisphere<br />Intended<br />Actual due<br />To coriolis<br />(rotation)<br />
Left in the<br /> Southern <br />Hemisphere<br />Intended<br />Actual due<br />To coriolis<br />(rotation)<br />
Left<br />    And to the __________ in theSouthernHemisphere<br />
 two convection cells tobreak into ________convection cells<br />6<br />
Planetary Wind and Moisture Belts in the Troposphere<br />Dry<br />NE<br />Wet<br />60°N<br />SW<br />                Dry ...
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Total Weather (in progress)

  1. 1. 1.WEATHER<br />
  2. 2. Weather is…<br /> THE SHORT TERM CONDITION OF THE ATMOSPHERE<br />
  3. 3. Weather is the result of the interrelationship between the following 4 ATMOSPHERIC VARIABLES:<br />TEMPERATURE<br /><ul><li>HUMIDITY
  4. 4. AIR PRESSURE
  5. 5. WIND</li></li></ul><li> 1.Air Temperature:<br /><ul><li>measures how much kinetic energy the air molecules have</li></li></ul><li> 2. Air Pressure:<br /><ul><li> caused by the weight of atmosphere pushing down</li></li></ul><li>3. Wind:Horizontal Movementof aircaused by differencesin pressure<br />
  6. 6. 4. Humidity:Moisture content of the atmosphere<br />
  7. 7. In what layer of our atmosphere <br />does our weather occur?<br />Troposphere<br />
  8. 8.
  9. 9.
  10. 10. What is our atmosphere made of?<br />
  11. 11. Argon<br />0.93 %<br />Carbon Dioxide<br />0.03 %<br />Water vapor<br />0.0 to 4.0 %<br />0.01 %<br /> Neon<br /> Helium<br /> Methane<br /> Krypton<br /> Hydrogen<br /> Ozone<br /> Xenon<br />Oxygen<br />21%<br />Nitrogen<br />78%<br />Other<br />1%<br />
  12. 12. See Front Cover of your ESRT!!!<br />
  13. 13. 1.Air Temperature:<br /><ul><li>measures how much kinetic energy the air molecules have</li></li></ul><li>
  14. 14.
  15. 15.
  16. 16.
  17. 17.
  18. 18.
  19. 19. Each time<br /> a molecule<br />hits the <br />thermometer bulb<br />energy is <br />transferred <br />and the <br />temperature <br />rises<br />
  20. 20.
  21. 21.
  22. 22. Air molecule<br />COLD<br />HOT<br />
  23. 23. WHICH SAMPLE HAS MORE<br />KINETIC ENERGY?<br />Motion<br />COLD<br />HOT<br />
  24. 24. WHICH SAMPLE HAS MORE<br />KINETIC ENERGY?<br />Motion<br />HOT<br />COLD<br />Energy transferred<br />
  25. 25. COLD<br />HOT<br />
  26. 26. COLD<br />HOT<br />
  27. 27. COLD<br />HOT<br />
  28. 28. HOT<br />COLD<br />
  29. 29. HOT<br />COLD<br />
  30. 30. HOT<br />COLD<br />
  31. 31. HOT<br />COLD<br />Hot air rises<br />because of <br />increased <br />kinetic energy<br />
  32. 32. Three scales are use to measure temperature:<br /><ul><li>1. Fahrenheit
  33. 33. 2. Celsius
  34. 34. 3. Kelvin</li></li></ul><li>WE WILL USE THIS<br /> THERMOMETER TO<br /> CONVERT FROM<br /> CELSIUS TO <br /> FARENHEIT TO<br /> KELVIN<br />SEE REFERENCE<br />TABLE PAGE 13<br />
  35. 35. Each notch<br />Is worth<br />2 degrees<br />Each notch<br />is worth<br />1 degree<br />95<br />190<br />85<br />355<br />170<br />Each notch<br /> is worth<br /> 1 degree<br />345<br />150<br />335<br />
  36. 36. ALL YOU NEED TO DO<br />IS READ ACROSS AND<br />USE A STRAIGHT EDGE <br />ICE <br />BOILING<br />WATER<br />1. FARENHEIT<br /> 2. CELSIUS<br /> 3. KELVIN<br />32<br />212<br /> 0<br />100<br />273<br />373<br />
  37. 37. 158<br />70 CELSIUS = FARENHEIT<br /> = KELVIN<br />343<br />
  38. 38. 82<br /> 180 FARENHEIT = CELSIUS<br /> = KELVIN<br />355<br />
  39. 39. ABSOLUTE ZERO <br />(ZERO DEGREESKELVIN)<br />Lowest possible temperature<br />NO KINETIC ENERGY <br />THE MOLECULES ARE NOT MOVING<br />
  40. 40. Quick Energy Review!<br />
  41. 41. REVIEW QUESTONS:<br />WHICH SKIIER HAS THE GREATEST<br /> KINETIC ENERGY?<br />A<br />B<br />D<br />C<br />
  42. 42. WHICH SKIIER HAS THE GREATEST<br />POTENTIAL ENERGY?<br />A<br />B<br />D<br />C<br />
  43. 43. DURING ENERGY CHANGES, <br />IF ONE BODYIS LOSING ENERGY, <br />THE OTHER IS _______ ENERGY:<br />Gaining<br />THE WAVE LOSES<br />ENERGY:<br />THE SAND<br /> GAINS <br /> ENERGY<br />
  44. 44. DURING ENERGY CHANGES, <br />IF ONE BODYIS LOSING ENERGY <br />THE OTHER IS GAINING ENERGY:<br />THE WAVE LOSES<br />ENERGY:<br />THE SAND<br /> GAINS <br /> ENERGY<br />
  45. 45. DURING ENERGY CHANGES<br />THE TOTAL ENERGY <br />REMAINS THE SAME<br />ENERGY ALWAYS FLOWS <br />FROM <br />HIGH TO LOW (source to sink)<br />
  46. 46. THE ENERGY WILL FLOW FROM:<br />THE FLAME TO THE<br />FINGER<br />
  47. 47. ENERGY WILL FLOW FROM<br />ICE<br />THE FINGER TO <br />THE ICE<br />
  48. 48. THE LIQUID<br />LOSES ENERGY<br /> AS THE<br />ICE<br /> GAINS ENERGY<br />
  49. 49. WHEN WILL THE EXCHANGE<br />OF ENERGY STOP?<br />WHEN<br />EQUILIBRIUM<br />IS REACHED<br /> THE LIQUID AND<br />THE ICE REACH <br />THE SAME<br />TEMPERATURE<br />
  50. 50. The Affects of Air Temperature<br />
  51. 51. Imagine two open <br />containers of air:<br />One is filled with hot air<br />and the other is <br />filled with cold air<br />HOT<br />COLD<br />
  52. 52. Which container has more kinetic energy?<br />HOT<br />COLD<br />
  53. 53. Which container has higher air pressure?<br />HOT<br />COLD<br />
  54. 54. Which container has greater density?<br />HOT<br />COLD<br />
  55. 55. Air molecule<br />Water molecule<br />Which container can hold more water?<br />COLD<br />HOT<br />
  56. 56. Air molecule<br />Water molecule<br />HOT<br />COLD<br />
  57. 57. In summary:<br /><ul><li>Hot air has more kinetic energy
  58. 58. hot air has less pressure
  59. 59. hot air can hold more water
  60. 60. hot air is less dense
  61. 61. hot air rises</li></li></ul><li> 2. Air Pressure:<br /><ul><li> caused by the weight of atmosphere pushing down</li></li></ul><li>As altitude<br />increases<br />Pressure<br />decreases<br />
  62. 62. Indirect<br />Pressure<br />Altitude<br />
  63. 63.
  64. 64. Indirect<br />Pressure<br />Temperature<br />
  65. 65. A barometer<br />measures<br />pressure in inches <br />of mercury or millibars<br /> see reference table page 13<br />
  66. 66. Standard pressure is<br />1013.2 millibars or<br />29.92 inches of mercury<br />
  67. 67. Each notch is worth 1.0<br />Each notch is<br /> worth 0.01<br />1039.0<br />30.65<br />1038.0<br />1037.0<br />
  68. 68. Convert <br />1040.0 millibars<br />to inches of mercury<br />
  69. 69. 30.71<br />
  70. 70. Atmospheric Pressure:<br />Effected by water vapor <br />
  71. 71. Water vapor is very _________ compared to dry air:<br />light<br />(Nitrogen is heavier<br /> than hydrogen and oxygen)<br />
  72. 72. SO:<br />When water vapor is added to dry air the air pressure<br />___________<br />decreases<br />
  73. 73. Because the air is <br />lighter<br />Decreases in air that is full of water vapor<br /> Pressure<br />
  74. 74. Indirect<br />pressure<br />Humidity<br />
  75. 75. Summary<br />HOT:<br />COLD:<br /><ul><li>less dense , lighter
  76. 76. less pressure
  77. 77. holds more water
  78. 78. Heavier
  79. 79. more dense
  80. 80. more pressure</li></li></ul><li>What will happen?<br />If you add water vapor to the inside of a container and seal it, what will happen?<br />SIT BACK AND WATCH!<br />
  81. 81. equilibrium<br />The Earth is always trying to achieve_______________<br />
  82. 82. high<br />Energy is constantly being re-distributedflowing from _______to _______<br />low<br />
  83. 83. How can we decreasepressure without changing our elevation?<br />Increase temperature<br />Increase humidity<br />
  84. 84. Warmer and Wet<br />Low pressure <br />High pressure<br />Cooler and Dry<br />
  85. 85. Latitude…. Earth<br /> Poles <br />low<br />Temp:<br />pressure:<br />density: <br />humidity:<br />high<br />high<br />low<br />EQUATOR<br />high<br />temp:<br />pressure:<br />density:<br />humidity:<br />low<br />low<br />high<br />
  86. 86. WIND:<br />
  87. 87. Come from<br />Winds are described by the direction they ___________<br />
  88. 88. <ul><li>Winds distribute energy</li></ul>high<br /><ul><li>They blow from _______ pressure to______pressure</li></ul>low<br />
  89. 89. ISOBARS<br />White lines are<br />
  90. 90. WINDS BLOW FROM<br />HIGH TO LOW<br />
  91. 91. FASTESTWINDSOCCURWHERE THE ISOBARS ARE_________________<br />Close together<br />
  92. 92.
  93. 93. N<br />30.0<br />29.8<br />W<br />S<br />FASTEST<br />SPEED<br />29.6<br />NE WIND<br />E<br />
  94. 94. 29.6<br />29.8<br />SW WIND<br />30.0<br />N<br />W<br />E<br />FASTEST<br />SPEED<br />S<br />
  95. 95. 29.8<br />FASTEST<br />SPEED<br />L<br />29.6<br />30.0<br />N<br />W<br />E<br />Winds blow<br /> Toward<br />The center<br />S<br />
  96. 96. 4. Humidity and CLOUD FORMATION<br />
  97. 97. The Formation of Clouds<br />A. Define cloud:large group of H2O<br /> droplets suspended in air<br />B. Steps involved in cloud formation:<br />warm moist air rises <br />expands <br /> cools <br />condenses<br />
  98. 98. 1. Describe the mass of air that would lead to cloud formation in terms of temperature, humidity, density<br />Warm<br />Moist<br />Low density<br />
  99. 99. 2. The air will risebecause of<br />low density<br />3. Describe what the air does as<br />it rises: <br />expands<br /> cools<br /> condenses<br />
  100. 100. 4. Clouds will form if this rising moist air<br />a. cools to the dew point temp.<br />b. has condensation nuclei available. (dust, pollutants etc..)<br />
  101. 101. C. Basic Cloud Types:<br />1. Cirrus: high and feathery <br /> (fair weather)<br />2. Cumulus: white and puffy <br /> (fair weather)<br />3. Stratus: covers the sky like a blanket<br /> (precipitation probable)<br />
  102. 102. Cirrus Clouds<br />
  103. 103. Cumulus clouds<br />
  104. 104. Cumulonimbus clouds<br />
  105. 105. Stratus clouds with fog<br />
  106. 106. D. Effects of aMountain Range:<br />OrographicEffect<br />(adiabatic cooling)<br />
  107. 107. Condenses<br />Dry air<br />cools<br />Sinks<br />expands<br />Wind<br />compresses<br />warms<br />Moist<br />air<br />rises<br />mountain<br />
  108. 108. 1. The side of the mountain with the moist prevailing winds is called the<br />_____________ <br />Summary:<br />Windward side<br />moist air<br />rises<br />expands<br />cools<br />condenses<br />Wind<br />
  109. 109. 2. The air descends to the otherside of the mountain which is called the <br /> ______________________<br />Summary:<br />Leeward side<br />dry air<br />sinks<br />compresses<br />warms<br />Wind<br />
  110. 110. D. Precipitation<br />A. Describe what causes precipitation:<br />Precipitation forms around Dust particles (pollutants) droplets combine (coalesce)become heavy <br />and fall<br />
  111. 111. B. Explain why precipitation cleans the atmosphere:<br />as precipitation forms around dust/pollutants…they are removed from theatmosphere as precipitation falls<br />
  112. 112. When the dew point temperature<br /> and air temperature approach<br /> each other what happens to the<br /> chance of precipitation and why?<br />The chance of precipitation<br /> increases <br /> because the air is more<br /> saturated<br />
  113. 113. E. Complete the chart below:<br />Warm<br />moist<br />Rise<br />Expand<br />Decrease<br />Decrease<br />Cool<br />Sink<br />Compress<br />Increase<br />Increase<br />
  114. 114. Dew Point and Relative Humidity!<br />
  115. 115. Dew Point Temperature<br />The temperature at which the air is holding the ____________ amount of water. The air is _____________<br />Maximum<br />saturated<br />
  116. 116. Relative Humidity:<br />The ratio of the amount of water vapor in the air, to the maximum amount it can hold. It is usually expressed as a __________. As the temperature increases, the maximum absolute humidity _____________ but the relative humidity will decrease<br />percentage<br />Stay the same,<br />
  117. 117. The dew point and relative humidity are determined by using an instrument called a _______________________<br />sling<br />psychrometer<br />
  118. 118. The psychrometer has two thermometers, a dry bulb and a wet bulb. The psychrometer is whirled in the air so that evaporation will occur. <br />
  119. 119. The lower the moisture content of the air, the ________ evaporation will occur from the wet bulb and the wet bulb temperature will be _________<br />more<br />lowered<br />
  120. 120. Use your ESRT to fill in the chart…The answer the questions<br />
  121. 121. Do Now:<br />Read the “Structure of the atmosphere notes” and answer questions 1 through 6 using your reference tables.<br />
  122. 122. Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pressure = 996 mb<br />Dew point temperature = 18 °C <br />Wind speed 25 knots<br />Wind direction SW<br />
  123. 123. Synoptic Weather Maps<br />Atmospheric variables are collected from thousands of weather stations around the world four times each day.<br />
  124. 124. 1. Station Model<br />Provides a summary of the current atmospheric conditions in an area.<br />
  125. 125.
  126. 126. Additional symbols used on weather maps and station models<br />
  127. 127. <ul><li>The circle represents the actual weather station at its location
  128. 128. The shaded portion of the circle represents the % cloud.
  129. 129. The line represents the direction the wind is coming from.
  130. 130. The feathers represent the wind speed. Each whole feather is 10 knots and each half feather is 5 knots. 1 knot = 1.15 m/hr.
  131. 131. The number in the upper left represents the current temperature in Fahrenheit degrees.
  132. 132. The symbol * represents the present weather.
  133. 133. The number to the left of present weather is visibility in miles.
  134. 134. The bottom left number represents the dew point in degrees Fahrenheit.
  135. 135. The top right number represents the barometric pressure in short hand millibars. 196 = 1019.6 millibars.
  136. 136. The middle right number represents the barometric trend. A steady 1.9mb rise in the past 3 hours.
  137. 137. Bottom right is the amount of precipitation in the last 6 hours</li></ul>Weather Station Models<br />196<br />28<br />6<br />*<br />+1.9/<br /> 27<br />.25<br />
  138. 138. The Barometric Pressure on a Station Map is in code… The number 9 or 10 has been omitted from the front<br />
  139. 139. Rule for converting the code into millibars:<br />1088.7<br />887= ___________<br />Because if the first digit is 5 or greater add _________ and place a decimal point before the last digit. <br />A 10 in front<br />
  140. 140. Rule for converting the code into millibars:<br />916.5<br />2. 165= ___________<br />Because if the first digit is less than 5 add ________ and place a decimal point before the last digit. <br />a 9 in front<br />
  141. 141. Change the following to abbreviated form:<br />956.4:______________<br />1014.3: _____________<br />564<br />143 <br />
  142. 142. Change from abbreviated form:<br />964:______________<br />126: _____________<br />996.4<br />1014.3 <br />
  143. 143. Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C = <br />Air pressure = 996 mb<br />Dew point temperature = 18 °C <br />Wind speed 25 knots<br />Wind direction SW<br />68°F<br />68<br />
  144. 144. Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pressure = 996 mb =<br />Dew point temperature = 18 °C <br />Wind speed 25 knots<br />Wind direction SW<br />0<br />996<br />68<br />960<br />
  145. 145.
  146. 146. Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pressure = 996 mb<br />Dew point temperature = 18 °C =64 °F<br />Wind direction SW <br />Wind speed 25 knots<br />960<br />68<br />
  147. 147.
  148. 148. Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pressure = 996 mb<br />Dew point temperature = 18 °C =64<br />Wind direction SW <br />Wind speed 25 knots<br />960<br />68<br />64<br />
  149. 149. Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pressure = 996 mb<br />Dew point temperature = 18 °C <br />Wind direction SW<br />Wind speed 25 knots<br />960<br />68<br />64<br />
  150. 150.
  151. 151. Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pressure = 996 mb<br />Dew point temperature = 18 °C <br />Wind direction SW <br />Wind speed 25 knots<br />960<br />68<br />64<br />
  152. 152.
  153. 153. Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pressure = 996 mb<br />Dew point temperature = 18 °C <br />Wind direction SW <br />Wind speed 25 knots<br />Add sleet<br />960<br />68<br />64<br />
  154. 154.
  155. 155. Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pressure = 996 mb<br />Dew point temperature = 18 °C <br />Wind direction SW <br />Wind speed 25 knots<br />Add sleet<br />960<br />68<br />64<br />
  156. 156. Construct a Station Model <br />Using the following Weather Data:<br />Cloud cover: 50 %<br />Air temp = 20°C<br />Air pressure = 996 mb<br />Dew point temperature = 18 °C <br />Wind direction SW <br />Wind speed 25 knots<br />Add Rain<br />a steady 1.9mb<br />rise in the past<br />3 hours<br />960<br />68<br />+1.9/<br />64<br />
  157. 157. Construct a Station Model <br />Using the following Weather Data:<br />75% clouds<br />winds from the N.W.<br />wind speed 35 knots<br />air temperature 28F, <br />dew point temp. 20F<br />visibility 5 miles<br />barometric pressure 1032.5<br />barometric trend 1.1 <br />falling steadily<br />present weather is snow<br />325<br />28<br />5<br />*<br />-1.1<br />20<br />
  158. 158. 5. The Greenhouse <br />EFFECT<br />
  159. 159. Video:<br />The Greenhouse Effect<br />Handout: label the diagrams<br />
  160. 160. THE GREENHOUSE EFFECT<br />
  161. 161. THE GREENHOUSE EFFECT<br />HEAT IS<br />TRAPPED BY <br />THE GLASS OF<br />THE GREENHOUSE<br />Incoming is<br />Short wave<br />outgoing is<br />Longer wave<br />Energy absorbed<br />
  162. 162. What are the Greenhouse gases?<br />CO2<br />H20 VAPOR<br />INFRARED<br />METHANE GAS<br />
  163. 163. The Earth Receives Energy from two sources:<br />
  164. 164. SUN<br />
  165. 165. Radioactive<br />Energy <br />CORE<br />
  166. 166. Electromagnetic<br />All matter radiates some__________________________<br />Energy<br />
  167. 167. ALL<br />The sun emits energy in _____ wavelengthsof the electromagneticspectrum<br />
  168. 168. ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10 10-8 10-6 10-4 10-2 10 0 10 2 10 4<br />gamma<br />X ray<br />Microwaves<br />Ultra violet<br />Infrared<br />Radio waves<br />Increasingwavelength<br />Decreasingwavelength<br />visible<br />Violet Blue Green Yellow Orange Red<br />
  169. 169. infrared<br />The Earth radiates_____________ (heat)<br />
  170. 170. Each type of energy differs <br />in its __________<br />wavelength<br />10-10 10-8 10-6 10-4 10-2 10 0 10 2 10 4<br />gamma<br />X ray<br />Microwaves<br />Ultra violet<br />Infrared<br />Radio waves<br />Increasingwavelength<br />Decreasingwavelength<br />visible<br />Violet Blue Green Yellow Orange Red<br />
  171. 171. 10-10 10-8 10-6 10-4 10-2 10 0 10 2 10 4<br />gamma<br />X ray<br />Microwaves<br />Ultra violet<br />Infrared<br />Radio waves<br />Increasingwavelength<br />Decreasingwavelength<br />visible<br />Violet Blue Green Yellow Orange Red<br />
  172. 172. ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10 10-8 10-6 10-4 10-2 10 0 10 2 10 4<br />gamma<br />X ray<br />Microwaves<br />Ultra violet<br />Infrared<br />Radio waves<br />Increasingwavelength<br />Decreasingwavelength<br />visible<br />Violet Blue Green Yellow Orange Red<br />
  173. 173. SHORT WAVE LENGTHS ARE: <br />MOSTLY ABSORBED by<br />THE OZONE <br />GAMMA<br />OZONE<br />
  174. 174. ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10 10-8 10-6 10-4 10-2 10 0 10 2 10 4<br />gamma<br />X ray<br />Microwaves<br />Ultra violet<br />Infrared<br />Radio waves<br />Increasingwavelength<br />Decreasingwavelength<br />visible<br />Violet Blue Green Yellow Orange Red<br />
  175. 175. SHORT <br />WAVE LENGTHS ARE MOSTLY<br />ABSORBED by THE OZONE IN <br />THE STRATOSPHERE<br /> gamma,<br />X-RAYS<br />OZONE<br />
  176. 176. ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10 10-8 10-6 10-4 10-2 10 0 10 2 10 4<br />gamma<br />X ray<br />Microwaves<br />Ultra violet<br />Infrared<br />Radio waves<br />Increasingwavelength<br />Decreasingwavelength<br />visible<br />Violet Blue Green Yellow Orange Red<br />
  177. 177. SHORT <br />WAVE LENGTHS ARE MOSTLY<br />ABSORBED by THE OZONE IN <br />THE STRATOSPHERE<br /> gamma, x-rays,<br />UV<br />OZONE<br />
  178. 178. ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10 10-8 10-6 10-4 10-2 10 0 10 2 10 4<br />gamma<br />X ray<br />Microwaves<br />Ultra violet<br />Infrared<br />Radio waves<br />Increasingwavelength<br />Decreasingwavelength<br />visible<br />Violet Blue Green Yellow Orange Red<br />
  179. 179. OZONE<br />VISIBLE LIGHT :<br />PASSES THROUGH<br />THE ATMOSPHERE<br />WITH THE <br />GREATEST <br />INTENSITY<br />
  180. 180.
  181. 181. ELECTROMAGNETIC SPECTRUM:<br />REFERENCE TABLE PAGE 14<br />10-10 10-8 10-6 10-4 10-2 10 0 10 2 10 4<br />gamma<br />X ray<br />Microwaves<br />Ultra violet<br />Infrared<br />Radio waves<br />Increasingwavelength<br />Decreasingwavelength<br />visible<br />Violet Blue Green Yellow Orange Red<br />
  182. 182.
  183. 183. 10-10 10-8 10-6 10-4 10-2 10 0 10 2 10 4<br />gamma<br />X ray<br />Microwaves<br />Ultra violet<br />Infrared<br />Radio waves<br />Increasingwavelength<br />Decreasingwavelength<br />visible<br />Violet Blue Green Yellow Orange Red<br />
  184. 184. Sun emits all<br />wavelengths<br />(heat)<br />infrared<br />Earth re-radiates<br />
  185. 185. Interactions between Electromagnetic Energy & The Environment:<br />
  186. 186. 1.<br />2.<br />3.<br />4.<br />5.<br />ABSORBTION<br />- UV ABSORBED by<br /> OZONE IN STRATOSPHERE<br />INFRARED ABSORBED BY<br />CO2&H2O vapor<br />methane, nitrous oxide<br />REFLECTION<br />SCATTERING<br />REFRACTION<br />TRANSMISSION<br />- BY CLOUDS, ICE, <br />SNOW & WATER<br />- BY AEROSOLS, <br />WATER DROPLETS, ICE CRYSTALS,<br />AIR POLLUTANTS, DUST, POLLEN<br />LIGHT IS BENT AS IT<br />MOVES THROUGH <br />VARIED DENSITIES<br />WHEN ENERGY<br /> PASSES THROUGH<br /> A MEDIUM<br />
  187. 187. 1. ABSORPTION<br />2. REFLECTION<br />3.SCATTERING<br />4. REFRACTION<br />5. TRANSMISSION<br />
  188. 188. half<br />Less than ______of the incoming solar radiationis receivedby the Earth’s surface<br />
  189. 189. Surface properties of the Earth and Absorption of Energy:<br />
  190. 190. Reflection vs. Absorption & Radiation<br />Color:<br />Texture:<br />Light (white) reflects<br />dark (black) absorbs<br />Rough surface absorbs<br />smooth surface reflects<br />
  191. 191. ELECTROMAGNETIC SPECTRUM:<br /> LAB<br />10-10 10-8 10-6 10-4 10-2 10 0 10 2 10 4<br />gamma<br />X ray<br />Microwaves<br />Ultra violet<br />Infrared<br />Radio waves<br />Increasingwavelength<br />Decreasingwavelength<br />visible<br />Violet Blue Green Yellow Orange Red<br />
  192. 192. 6. How does too<br />Much contribute to <br />Global warming?<br />CO2<br />CO2<br />H20 VAPOR<br />INFRARED<br />METHANE GAS<br />CO2 absorbs<br />infrared<br />
  193. 193.
  194. 194. I. Air Masses-<br />
  195. 195. A. Air Mass:<br /> large amount<br /> of air with<br /> the same <br /> temperature<br /> and humidity<br />
  196. 196. B. List the characteristics<br /> that an air mass picks up <br /> from its place of origin:<br /> 1. <br /> 2. <br />temperature<br />humidity<br />
  197. 197. C. Types of Air Masses:<br />Describe the<br /> Air Mass<br />Origin<br />Symbol<br />c<br />Over Land<br />Dry - Heavier<br />Continental<br />m<br />Over Water<br />Moist - Lighter<br />Maritime<br />Low <br />Latitudes<br />T<br />Warm - Less Dense<br />Tropical<br />High<br /> Latitudes<br />P<br />Cool - More Dense<br />Polar<br />Very High<br /> Latitudes<br />A<br />Arctic<br />Cold - Very Dense<br />
  198. 198. Name and Description<br />Describe the Air Mass<br />Symbol<br />ContinentalTropical<br />cT<br />Dry and Warm<br />mT<br />Moist and Warm<br />MaritimeTropical<br />Continental Polar<br />cP<br />Dry and Cool<br />Maritime Polar<br />mP<br />Moist and Cool<br />Continental Arctic<br />cA<br />Dry and Very Cold<br />
  199. 199. E. Types of Air Masses:<br />cP<br />mP<br />mP<br />cP<br />cT<br />mT<br />mT<br />
  200. 200.
  201. 201. Local wind<br /><ul><li>Caused by the unequal heating of land and water.
  202. 202. This creates density difference.
  203. 203. Draw the diagrams in your notes.</li></li></ul><li>Planetary Wind Belts<br />Reference Tables<br />Page 14<br />
  204. 204. Planetary wind Pattern If The Earth Didn’t Rotate<br />
  205. 205. Cold air would_______ at the poles and flow along the surface of the Earth toward the__________<br />sink<br />equator<br />
  206. 206. rise<br />low<br /> Air would then warm atthe equator and_____________(due to ___________ density) and flow back to the_____________<br />poles<br />
  207. 207. this would create two great _________ cells over the Earth<br />convection<br />
  208. 208. II. Earth’s Rotation Effect On Wind Patterns:<br />convection<br />
  209. 209. Coriolis (Rotation)<br />right<br />___________________ effect causesthe winds to deflect to the __________ in theNorthern Hemisphere<br />
  210. 210. Right in the<br /> Northern <br />Hemisphere<br />Intended<br />Actual due<br />To coriolis<br />(rotation)<br />
  211. 211. Left in the<br /> Southern <br />Hemisphere<br />Intended<br />Actual due<br />To coriolis<br />(rotation)<br />
  212. 212. Left<br /> And to the __________ in theSouthernHemisphere<br />
  213. 213. two convection cells tobreak into ________convection cells<br />6<br />
  214. 214. Planetary Wind and Moisture Belts in the Troposphere<br />Dry<br />NE<br />Wet<br />60°N<br />SW<br /> Dry 30°N<br />Horse latitudes<br />NE<br />Doldrums<br /> Wet 0°<br />SE<br /> Dry 30°S<br />Horse latitudes<br />N<br />NW<br />Wet<br />60°S<br />W<br />E<br />SE<br />Dry<br />S<br />
  215. 215.
  216. 216. Use your ReferenceTables Page 14 to describe the wind for the following latitudes:1. 42ºN _______2. 23º½N _______3. 23º½ S _______4. 70º N _____<br />SW<br />NE<br />SE<br />NE<br />
  217. 217. 5. Which planetary wind belt is New York State Located?<br />Dry<br />NE<br />SW<br />Wet<br />60°N<br />SW<br /> Dry 30°N<br />NE<br /> Wet 0°<br />SE<br /> Dry 30°S<br />N<br />NW<br />Wet<br />60°S<br />W<br />E<br />SE<br />Dry<br />S<br />
  218. 218. 6. Complete the following:The Coriolis Effect causes winds to curve to the __________________ in the N. Hemisphere<br />right<br />
  219. 219. To Summarize:<br />In high pressure winds blow In low pressure winds blow<br />In or Out In or Out<br />Clockwise or clockwise<br />counterclockwise or counter clockwise<br />L<br />H<br />
  220. 220. The arrows show the wind direction: <br />Is this a High or low pressure system?<br />Does it carry moist or dry air?<br />L<br />moist<br />
  221. 221. Practice Questions:<br />
  222. 222. 29.6<br />29.8<br />30.0<br />N<br />Is this a high or low <br />Pressure system?<br />W<br />E<br />S<br />
  223. 223. 29.60<br />29.80<br />30.00<br />N<br />W<br />E<br />What is the pressure at <br />the inner isobar on<br />This map?<br />S<br />
  224. 224. 29.6<br />H<br />29.8<br />30.0<br />N<br />Is this a high or low <br />Pressure system?<br />W<br />E<br />S<br />High<br />
  225. 225. 29.60<br />H<br />29.80<br />30.00<br />N<br />W<br />E<br />What is the pressure at <br />the inner isobar on<br />This map?<br />S<br />30.20<br />
  226. 226. Which direction do winds curve in theNorthern Hemisphere?<br />right<br />Why?<br />
  227. 227. Earth’s Rotation<br />Coriolis Effect<br />
  228. 228. Is this clockwise or <br />counter clockwise?<br />
  229. 229. The arrows show the <br />wind direction: <br />Is this a High <br />or Low pressure system?<br />H<br />
  230. 230. Does this <br />carry moist<br />Or dry air?<br />H<br />Dry<br />
  231. 231. What planetary windbelt do we live in?<br />SW<br />
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