Which of the following statements describes thunderstorms that produce tornadoes?
A. They have rotating updrafts.
B. They have very little cloud-to-ground lightning.
C. They will not produce hail.
D. They have updraft velocities below 167 km/h.
Answer: A
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Wind energy is derived from solar energy.
Answer the following statement true (T) or false (F)
Regarding isobars, it is true that:
A) their spacing indicates the strength of the pressure gradient. B) they are drawn at 10 mb intervals in the United States. C) they depict areas having the same barometer reading. D) you will not find them on Canadian pressure charts.
Describe two ways our lives are “socially constituted” to cause environmental problems.
What will be an ideal response?
Zero population growth occurs in a population when ________
A) total fertility rate exceeds the average replacement rate B) birth rate equals death rate, and there is no migration C) the ecological footprints are larger than the carrying capacity D) the carrying capacity is larger than the ecological footprint E) people have as many children as they can in the first five years of marriage