Physical Geography 101 by wae10607

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									Physical Geography 101

Second Exam 100 points total                       ____________________________
                                                    NAME – Please Print

Note: Clearly indicate your answers on the test.

PART I – Multiple choice (2 points each)

1. Which of the following characteristics is NOT shared by both hurricanes and mid-
latitude cyclones:
        (a) convergent air flow at the surface
        (b) an inward directed pressure gradient force
        (c) frontal precipitation
        (d) large-scale release of latent heat

2. The type of front formed by the merger of a cold front and a warm front (neither
moves) is called an _______________.
        (a) occluded front           (b) advection front
        (c) stationary front         (d) polar front

3. The most important factor that explains the aridity of the LARGEST areas of deserts
in the world, as a whole, is:
        (a) distance from the sea
        (b) rain shadow situations
        (c) the presence of offshore winds and cool ocean currents
        (d) the fairly continuous presence of settling air from high pressure cells

4. In which climate does a shift in wind direction serve as the most important controlling
factor?
     (a) Tropical monsoon             (b) Tropical steppe
     (c) Tropical savanna             (d) Tropical rainforest

5. Which of the following is not a mechanism to cause precipitation:
  (a) convectional mechanism (when air is heated near surface, it expands and rises)
  (b) cyclonic mechanism (the zones of contact between warm and cold air masses)
  (c) orographic mechanism (the air mass is forced to rise above land barriers)
  (d) inversion mechanism (a layer of cool air is trapped on surface by the warm air)

6. Which of following has the least influence on the climate of United States _______.
      (a) maritime polar air mass.          (b) continental polar air mass.
      (c) maritime tropical air mass        (d) continental tropical air mass.
7. Temperatures at the Antarctic are often below -50°C in July. Which thermometer is
the right one to use?
        a. Mercury thermometer
        b. Alcohol thermometer
        c. Water thermometer

8. The best definition of climate is:
       (a) the fluctuation of weather through time
       (b) the average annual rainfall and average annual temperature
       (c) based on geographic regions
       (d) a function of latitude and longitude

9. The temperature scales: which one is not internationally popular and is not preferred
by scientists?
       a. Fahrenheit (°F)
       b. Celsius (°C)
       c. Kelvin (°K)

10. Which one has a higher specific heat?
      a. Land, b. Water, c. Tree, d. Clouds

11. A cloudy night is _____ a clear night
       a. Warmer than, b. Cooler than, c. about the same as

12. Where is the location of least annual T ranges?
      a. Equator, b. North Pole, c. Las Vegas, d. New York

13. Mid-latitude cyclones:
      (a) usually move across North America from east to west
      (b) are generally only found over the ocean
      (c) generally bring clear skies and little precipitation
      (d) usually move across North America from west to east

14. Which of the following is not a low pressure system?
      (a) cyclone (b) thunderstorm           (c) anticyclone        (d) hurricane


15. In the midwest of the United States, record-setting cold temperatures often result
when a __________ air mass invades the region.
        (a) cP (Continental polar)           (b) mP (Maritime polar)
        (c) cA (Continental arctic)          (d) mT (Maritime tropical)

16. The replacement of warmer surface water by colder waters from below is referred to
     as __________.
     (a). Drifting                 (b). Circulating
     (c). Rechanging               (d). Upwelling
17. Hurricanes:
      (a) form at the equator
      (b) are not as large as tornadoes
      (c) develop over warm ocean areas
      (d) tend to intensify when they move over land
      (e) all of these

18. Closely spaced isobars on a map indicate:
       a. Strong pressure gradient b. Northerly winds
       c. Winds of low velocity     d. Weak breezes

19. The side of something that faces the direction from which the wind is blowing to is
called the __________ side.
        a. Leeward           b. Prevailing c. Windward d. Open

20. Air pressure __________ with elevation.
       a. Varies irregularly         b. Increases
       c. Decreases          d. Is constant

21. The circulation of water from one part of the general Earth system to another is
known as the:
      a. Condensation cycle         b. Hydrologic cycle
      c. Environmental cycle        d. Evaporation cycle

22. As the temperature of a parcel of air increases, its ability to hold water vapor
__________.
       a. Increases                  b. Decreases
       c. Remains constant           d. Increases, then decreases

23. The direction of land and sea breezes is:
      A. from land by night                   B. toward land by night
      C. from land by night and day           D. toward sea by night and day

24. The amount of water vapor in the air at any one time and place is called:
      a. Capacity                   b. Saturation deficit
      c. Humidity          d. Precipitation potential

25. The process by which plants give up moisture to the air is:
      a. Evaporation        b. Transpiration
      c. Evapotranspiration d. None of these

26. The rate of evaporation is affected by:
     a. Temperature           b. Relative humidity
     c. Wind speed            d. All of these
27. A cloud type formed by strong convection currents is:
       a. Cirrus                   b. Lenticular
       c. Stratus                  d. Cumulonimbus

28. The term nimbus, when used in describing clouds, means:
      a. Precipitation             b. Ice crystals
      c. Highest                   d. Lightning and thunder


29. The passage of a cold front is indicated by:
      a. An increase in temperature, decrease in pressure
      b. An increase in temperature, increase in pressure
      c. A decrease in temperature, increase in pressure
      d. A decrease in temperature, decrease in pressure

30. The upper groundwater zone above the water table where pore spaces may be filled
with air as well as water is termed the zone of:
        a. Aeration             b. Artesian water c. Precipitation     d. Saturation

Part II – True or False Questions (2 points each)

31. A front is a zone where air masses of different temperature and moisture
characteristics meet.
       (a) True               (b) False

32. The dew point temperature is the temperature that a parcel of unsaturated air must
be warmed to before the air becomes saturated.
      A. True                B. False

33. In tropical rain-forest climates the daily range of temperature is often greater than the
annual range in temperature.
        (a) True                (b) False

34. Groundwater can easily be polluted and easily cleaned up.
       (a) True              (b) False

35. Surface pressure in a cyclone decreases towards the center.
       (a) True               (b) False

36. In general, the polar regions have low precipitation.
       (a) True                (b) False

37. An El Ni¤o event is most likely to begin in July or August.
      (a) True              (b) False

38. Evaporation keeps the sea surface temperature below 31°C.
        (a)   True             (b) False

39. Urban centers tend to be warmer than their outlying rural areas and are sometimes
referred to as heat islands.
        (a) True              (b) False

40. Rain is by far the most common form of precipitation on the earth.
       (a) True               (b) False

Part III – Matching Terms (2 points each) – Pick out the term that best fits the
definition from the numbered list below. WRITE THE NUMBER OF THE TERM in the
space provided. Some terms may be used more than once. Some terms may not be used at
all.
                                         TERMS
a. equator                   e. easterly wave
b. advection
c. lightening
d. El Nino

41. weak tropical disturbance in the trade wind belt                              __e___

42. the horizontal movement of air in response to differences in pressure          __b__

43. events appear to be getting stronger and occurring more frequently in recent years_d_

44. an intense discharge of electricity                                            ___c_

45. the Coriolis effect does not exist                                           ____a_

   a.   Condensation nuclei
   b.   Air mass
   c.   Water Table
   d.   Temperature
   e.   Tornadoes

46. at the top of the zone of saturation. –c--

47. a large parcel of the atmosphere, sometimes subcontinental in size, that may move
over Earth's surface as a distinct, relatively homogeneous entity. –b--

R48. minute particles in the atmosphere that provide a surface upon which condensation
can take place. –a--

49. is a measure of average kinetic energy (motion) of individual molecules in matter. –d-
50. winds in high altitude flow faster than the surface winds due to the friction with
ground and cause updrafts with the rotation axis perpendicular to the ground. –e--

Bonus questions

51. In the northern hemisphere the wind circulation in a low is:
        a. Counterclockwise, spiraling inward
        b. Clockwise, spiraling inward
        c. Clockwise, spiraling outward
        d. Clockwise, spiraling inward and outward
        e. Counterclockwise, spiraling outward

52. Make a question which you know well, but it is not on the test.

								
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