14.1 Study Guide

Module 14.1 PowerPoint Study Guide

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1. What is the study of the atmosphere called?

Meteorology

2. What are the 5 different air masses and what are the moisture and temperature characteristics of each?

a. Continental tropical : warm and dry

b. Maritime tropical : warm and humid

c. Continental polar : cold and dry

d. Maritime polar : cold and humid

e. Arctic (A) MUCH colder!!

3. What are high-altitude, narrow bands of fast moving wind called?

Jet stream

4. What are the 4 major frontal systems?

1. Cold fronts:

2. Warm fronts:

3. Stationary fronts: two fronts collide and “stall”

4. Occluded fronts: warm air mass trapped between two cold air masses.

5. High pressure systems usually indicate what type of weather?

clouds and rain

6. Thunderstorms are usually associated with what type of front?

Cold Fronts

7. What is it called when small droplets of water combine to form larger droplets that can then fall as rain?

Precipitation

8. What are the 3 stages of thunderstorm development in order?

1. Cumulus stage: air rises and cools so that moisture condenses into liquid drops

2. Mature stage: precipitation forms and downdrafts/updrafts (winds) form

3. Dissipation stage: winds/energy/ precipitation “run out” and the thunderstorm ends

9. Which stage of a thunderstorm has both updrafts and downdrafts?

First stage

10. The most severe thunderstorms are called?

Supercells

11. Where do tropical cyclones tend to form?

Over warm ocean

12. Are tropical cyclones high pressure or low pressure...