It is difficult to determine long-term trends in rare events such as extreme heat or extreme cold episodes using graphs such as this because [INSERT FIGURE 3-32. INCLUDE CAPTION]
A) data for rare events is not available prior to 1980
B) rare events might be the result of random variation
C) rare weather events are usually caused by earthquakes rather than atmospheric activity
D) rare events must be averaged over 25-year periods
Answer: B
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The accompanying graph shows the number of violent tornados in the last 60 years. Based on when most global warming has occurred, one would conclude
A) global warming has had a major impact on the number of tornados.
B) global warming has had a major impact on the number of tornados in the early part of the century.
C) global warming has had a major impact on the number of tornados since 2000.
D) global warming has not had an impact on the number of tornados.
What are braided streams, and where do they form? What will be an ideal response?
Why does the ocean not boil or freeze solid in different regions of the world?
A) The latent heat of fusion and vaporization balance the heat energy inputs and outputs. B) Heat is able to be transferred to water vapor. C) Heat is transported by oceanic and atmospheric circulation. D) The thermal inertia of water is low in certain regions.
The last volcano to erupt in the continental 48 states was ________.
A. Mount Fuji B. Mount Mazama C. Mount Rainier D. Mount Garibaldi E. Mount St. Helens