LINKS         CHAPTER 7 CLOUDS, PRECIPITATION, AND WEATHER RADAR

Books                            [~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~]
Class Meetings
Course            1. Fog forms as a consequence of
Description       radiational cooling.
Course Schedule   advective cooling.
Grading           expansional cooling.
Learning          any of the above is correct
Objectives
Photographs       2. Radiation fog is most likely to develop
Practice          on the tops of hills.
Questions         during late morning and early afternoon.
Special Notice    over marshes and swamps
Student           during windy nights.
Responsibilities
                  3. Fog formed when relatively mild air flows over a
Access to Online  relatively cold surface is
Daily Weather     radiation fog
Summary and       steam fog
Learning          upslope fog
Activities        advection fog

National Weather  4. Clouds are composed of
Service - Green   water droplets.
Bay               ice crystals.
                  a mixture of water droplets and ice crystals.
       Home       any of the above is correct

                  5. A source of condensation nuclei:
                  forest fires
                  volcanic eruptions
                  industrial chimneys
                  any of the above is correct

                  6. Which one of the following is not a high cloud?
                  cirrocumulus
                  altocumulus
                  cirrus
                  cirrostratus

                  7. Which one of the following cloud types has a fibrous
                  appear-ance?
                  nimbostratus
                  cirrus
                  cumulus
                  stratus

                  8. Which one of the following cloud types may be
                  composed of ice crystals exclusively?
                  cirrus
                  cumulus
                  stratus
                  cumulonimbus

                  9. Which one of the following cloud types is most likely
                  to produce rain or snow?
                  noctilucent
                  fog
                  cirrus
                  nimbostratus

                  10. In middle latitudes, a typical thunderstorm cloud is
                  com-posed of
                  ice crystals exclusively.
                  water droplets exclusively.
                  supercooled water droplets exclusively.
                  water droplets, supercooled water droplets, and ice
                  crystals

                  11. A nearly stationary cloud that forms downwind of a
                  prominent mountain barrier:
                  altocumulus lenticularis
                  nacreous
                  noctilucent
                  Arctic sea smoke

                  12. Through collision and coalescence, the terminal
                  velocity of cloud droplets
                  increases
                  does not change
                  decreases

                  13. Most rain
                  falls from nimbostratus or cumulonimbus clouds.
                  originates as snowflakes or hailstones.
                  does not freeze on contact with the ground.
                  All of the above are correct

                  14. The Bergeron-Findeisen process takes place in
                  warm clouds.
                  clouds composed of ice crystals only.
                  cirrus clouds.
                  clouds composed of a mixture of ice crystals and
                  super-cooled water droplets.

                  15. A vapor pressure that is saturated for water
                  droplets is _______ for ice crystals at the same
                  temperature.
                  also saturated
                  unsaturated
                  supersaturated

                  16. A frozen form of precipitation that occurs mostly in
                  summer is
                  hail
                  snow
                  ice pellets (sleet)
                  freezing rain

                  17. The type of precipitation that falls from stratus
                  clouds:
                  rain
                  snow
                  hail
                  drizzle

                  18. As a general rule, 100 cm of fresh snow melts down
                  to ________ cm of water.
                  0.1
                  1.0
                  10.0
                  100.0

                  19. Weather radar sends out pulses of _______ radiation.
                  infrared
                  x-ray
                  microwave
                  ultraviolet

                  20. Ground clutter refers to
                  the pattern of property damage caused by a tornado.
                  radar echoes produced by fixed objects such as buildings
                  the impact of the second law of thermodynamics.
                  radar echoes caused by hurricane winds.



                  Score =
                  Correct answers:


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                      Web Site created by David Dimmer
                     Last Updated on December 11, 1998