LINKS                CHAPTER 11 THUNDERSTORMS AND TORNADOES

Books                             [~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~]
Class Meetings
Course            1. Updrafts occur alongside downdrafts during the _______
Description       stage of the life cycle of a thunderstorm cell.
Course Schedule   cumulus
Grading           mature
Learning          dissipating
Objectives        Any of the above is correct.
Photographs
Practice          2. The dissipating stage of a thunderstorm life cycle
Questions         features
Special Notice    an updraft only.
Student           a downdraft only.
Responsibilities  both updraft and downdraft.

Access to Online
Daily Weather     3. Most precipitation occurs during the_________ stage of
Summary and       the life cycle of a thunderstorm cell.
Learning          cumulus
Activities        mature
                  dissipating
National Weather
Service - Green
Bay               4. In North America, thunderstorms are most common
                  along coastal California.
       Home       in eastern Colorado.
                  in central Florida.
                  in Boston, Massachusetts.

                  5. Severe thunderstorms are most often associated with
                  well-defined _______ fronts.
                  cold
                  warm
                  occluded
                  stationary

                  6. A squall line
                  is a belt of thunderstorms.
                  is associated with a well-defined cold-front.
                  may occur day or night.
                  All of the above are correct.

                  7. A severe thunderstorm is accompanied by
                  locally damaging winds.
                  frequent lightning.
                  large hail.
                  Any combination of the above.

                  8. Air is a _______ conductor of heat and a _______
                  conductor of electricity.
                  poor...good
                  poor...poor
                  good...good
                  good...poor

                  9. A downburst
                  originates in a thunderstorm downdraft.
                  may cause extensive property damage.
                  may be either a microburst or macroburst depending on the
                  size of the impacted area. .
                  All of the above are correct.

                  10. Flash flooding is possible when persistent heavy
                  rains fall
                  on frozen ground.
                  on soils already saturated with water.
                  in mountainous terrain.
                  Any of the above is correct.

                  11. Hail-producing thunderstorms are characterized by
                  strong updrafts.
                  great vertical development.
                  abundant supply of supercooled water droplets.
                  all of the above are correct.

                  12. The most important force operating within a tornado
                  is
                  the Coriolis effect.
                  gravity.
                  the horizontal pressure gradient force.
                  friction.

                  13. A tornadic circulation that is not touching the
                  ground is known as a
                  dust devil.
                  funnel cloud.
                  virga.
                  mammatus cloud.

                  14. Tornadoes are most frequent over _______ terrain.
                  mountainous
                  wet, swampy
                  dry, flat
                  snow-covered

                  15. Which one of the following states is NOT part of
                  tornado alley?
                  Texas
                  Kansas
                  Nebraska
                  Utah

                  16. In spring, there is a general _______ progression of
                  tornado occurrences.
                  eastward
                  westward
                  southward
                  northward

                  17. _______ percent of all thunderstorms produce
                  tornadoes.
                  Less than 1
                  About 10
                  Almost 50
                  Nearly 75

                  18. Tornado damage is caused by
                  high winds.
                  strong updraft.
                  an abrupt air pressure drop.
                  All of the above are correct.

                  19. The most destructive tornadoes rate _______ on the
                  Fujita scale.
                  0 or 1
                  2 or 3
                  3 or 4
                  4 or 5

                  20. In the United States, F5 tornadoes are relatively
                  common.
                  rare.



                  Score =
                  Correct answers:




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