Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
18 Cards in this Set
- Front
- Back
|
Jet stream
(polar) (subtropical) |
high speed cores at 30 & 60
|
|
|
Westerlies
|
Winds that flow W to E between 30 and 60.
|
|
|
What are Rossby waves?
|
north/south undulation of westerlies and jet stream.
|
|
|
South Asian monsoon.
|
seasonal reversal of winds
onshore flow in summer offshore flow in winter |
|
|
land breeze
|
high pressure flow to sea
|
|
|
sea breeze
|
high pressure flow from sea
|
|
|
explain sea/land breeze
|
heating of land causes air to rise, creating low pressure.
reversal at night. |
|
|
Why can’t descending air form clouds?
|
anticyclonic, going from cold to warm
|
|
|
11. What happens to relatively humidity when the temperature decreases? Why?
|
inverse, increases
because the max amount of vapor increases with temperature |
|
|
12. What happens to relatively humidity when the temperature increases? Why?
|
inverse decreases
because the max amount of vapor increases with temperature |
|
|
Why does an occluded front usually indicate the death of a midlatitude
cyclone? |
cold air beneath warm air is stable
|
|
|
24. Describe the four main lifting mechanisms of air.
|
convergent
convective orographic frontal |
|
|
21. What is the difference between stable air and unstable air?
|
stable = nonbuoyant, immoble
unstable = buoyant, moble, |
|
|
28. What is an air mass
|
large, uniform, distinct parcels of air
|
|
|
What conditions are necessary for one to form?
|
stable, anticyclonic
|
|
|
34. Discuss the four components of movement of a midlatitude cyclone.
|
west to east
cyclonic cold front faster than warm, counterclockwise warm front moves slowly |
|
|
39. How are midlatitude anticyclones often associated with midlatitude cyclones?
|
the right border of the high can become the left border of the low
|
|
|
climograph?
|
monthly temp and precip
|
