exam 3 summer 2009 - Points Awarded Points Missed...

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Points Awarded 47.00 Points Missed 3.00 Percentage 94.0% 1. A thunderstorm grows as adiabatic uplift forces air to rise. As the air is uplifted, it cools. Raindrops eventually form and fall to the ground. A) True B) False Points Earned: 1.0/1.0 Correct Answer(s): True 2. Fronts __________ slope so that __________ (lighter) air can rise up onto and overlie the __________ (denser) air. A) always; warmer; colder B) always; colder; warmer C) sometimes; colder; warmer D) rarely; warmer; colder Points Earned: 1.0/1.0 Correct Answer(s): A 3. Which of the following are considered major traits that differentiate air masses from each other? A) temperature B) moisture content C) density D) All of the answers above are correct. Points Earned: 1.0/1.0 Correct Answer(s): D 4. What direction do midlatitude storm tracks shift during the summer? A) west B) east
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C) south D) north Points Earned: 1.0/1.0 Correct Answer(s): D 5. Characteristics of a specific air mass are a reflection of its source region. A source region is any body of water or stretch of land that makes a strong impression or imprint on the temperature, moisture content, and stability of an overlying air mass. A) True B) False Points Earned: 1.0/1.0 Correct Answer(s): True 6. "Cyclogenesis" is the term used to describe the _________________; it has ______ stages. A) life cycle of mesocyclones; 3 B) life cycle of tropical cyclones; 2 C) life stages of cyclones; 5 D) life cycle of midlatitude cyclones; 4 Points Earned: 1.0/1.0 Correct Answer(s): D 7. Which of the following is not a stage of cyclogenesis? A) Closed B) Open C) Occluded D) Initial E) Dissolving Points Earned: 1.0/1.0 Correct Answer(s): A 8. Tornadoes, a type of severe cyclonic activity, can be described as:
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A) very drastic boundaries between air masses. B) deep, low-pressure cells surrounded by violently swirling winds. C) shallow, high-pressure cells surrounded by violently rotating winds. D) the result of supercell thunderstorms that produce macrocyclones. Points Earned: 1.0/1.0 Correct Answer(s): B 9. Although meteorological radar and satellite images are most frequently used for daily weather updates, many atmospheric scientists use them as tools to locate areas of potentially or existing severe weather. For example, satellite images can indicate well-developed midlatitude cyclones from their ____________-shaped cloud cover. A) linear B) hook C) circular D) parabolic E) comma Feedback: Lesson 9, p. 14 Points Earned: 0.0/1.0 Correct Answer(s): E 10. According to the WW2010-Online Meteorological Guide you were asked to visit in your lesson, the following are all important atmospheric surface features to consider when making a weather forecast: anticyclonic and cyclonic systems, fronts, and drylines. A) True
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This note was uploaded on 09/14/2009 for the course ECON 340 taught by Professor Leidholm during the Summer '08 term at Michigan State University.

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exam 3 summer 2009 - Points Awarded Points Missed...

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