![Page 1: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/1.jpg)
11.2 Properties of the 11.2 Properties of the atmosphereatmosphere
![Page 2: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/2.jpg)
TemperatureTemperature• A measure of the A measure of the average kinetic average kinetic
energy energy of the particles in a material.of the particles in a material.• Can be measured in:Can be measured in:
– ° F, ° C, or Kelvin (K)° F, ° C, or Kelvin (K)
![Page 3: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/3.jpg)
Air Pressure Air Pressure --• is the force exerted by the air, is the force exerted by the air,
whether compressed or unconfinedwhether compressed or unconfined
![Page 4: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/4.jpg)
Air pressure and AltitudeAir pressure and AltitudeAir pressure of the atmosphere Air pressure of the atmosphere
decreasesdecreases as altitude as altitude increasesincreases..
![Page 5: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/5.jpg)
DensityDensityThe measurement of the amount of The measurement of the amount of
matter that occupies a given space.matter that occupies a given space.
![Page 6: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/6.jpg)
Air Density and AltitudeAir Density and AltitudeIf you’re at a If you’re at a higher altitudehigher altitude, the , the
thinner the air the thinner the air the lower the air lower the air densitydensity..
![Page 7: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/7.jpg)
Pressure, temperature, and Pressure, temperature, and density density - Warmer air has - Warmer air has less pressure less pressure than than
cooler aircooler air- Air with a - Air with a higher density higher density has a has a higherhigher
pressurepressure- Warmer air is - Warmer air is less dense less dense than cooler than cooler
airair
![Page 8: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/8.jpg)
Temperature inversion Temperature inversion
Temperature inversion-Temperature inversion- a increase in a increase in temperature with an height in an temperature with an height in an atmosphere layer.atmosphere layer.
Causes- rapid cooling occurs preventing Causes- rapid cooling occurs preventing the radiation of thermal energy to the the radiation of thermal energy to the lower layers of the atmosphere.lower layers of the atmosphere.
Effects- fogs or low level cloudsEffects- fogs or low level clouds
![Page 9: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/9.jpg)
WindWind
WindWind- the - the movementmovement of airof airWind occurs because the warm air has Wind occurs because the warm air has
less pressure/less dense than cold air.less pressure/less dense than cold air.Therefore wind will always move from Therefore wind will always move from
cold to warm.cold to warm.(on a hot day when you walk into a cold (on a hot day when you walk into a cold
building with A/C – the cold air rushes building with A/C – the cold air rushes OUT when you open the door!)OUT when you open the door!)
![Page 10: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/10.jpg)
QUIZ QUESTIONS!!!QUIZ QUESTIONS!!!
Q. What causes wind and Q. What causes wind and air differences?air differences?
![Page 11: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/11.jpg)
A. Unequal heating in A. Unequal heating in cooling of different cooling of different
regions of Earth surfaceregions of Earth surface
![Page 12: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/12.jpg)
Q. When does Q. When does temperature inversion temperature inversion occur?occur?
![Page 13: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/13.jpg)
Warmer air is on top of Warmer air is on top of cooler air .cooler air .
![Page 14: 11.2 Properties of the atmosphere. Temperature A measure of the average kinetic energy of the particles…](https://reader035.vdocuments.net/reader035/viewer/2022062601/5a4d1bf37f8b9ab0599e6e7c/html5/thumbnails/14.jpg)