ATM 200 - Natural Disasters

Ch 9 – External Energy Fuels

Weather and Climate

Wednesday, 2 September 2015

Daily Announcements:

1) The Red Ball “disaster” drawings for Part 1 begin today! (Mitigation Essay)

2) Last day to drop any course (without receiving a “W”) is Wednesday, Sep. 9.

Song #1: “Aquarius / Let the Sunshine In” by The Fifth Dimension

Song #2: “Hot N Cold” by Katy Perry

Text Source Today: Chapter 9 (p. 229-235)

· Weather versus Climate Notes Template

· Properties of Water – Phase Changes PDF DOC

· Structure of Earth’s Atmosphere

· Adiabatic Process & Lapse Rates

Study Guide Material (Stacey’s Guide) :

1) Know the difference between “weather” and “climate.”

2) Which is less dense: warm, moist air or cool, dry air? Explain.

3) †Review Figure 9.9 and understand the phases of water and changes of state.

4) Explain the effect of condensation and evaporation in an air parcel.

5) What drives atmospheric motions?

6) What is the definition of an “adiabatic process?”

7) What is meant by a “lapse rate?”

8) Explain the temperature change in an unsaturated air parcel as it rises or sinks.

9) Explain the temperature change in a saturated air parcel as it rises or sinks.