The red dots that coincide with volcanically active island chains shown on the map are called
A. mid-ocean ridges.
B. island arcs.
C. hot spots.
D. abyssal plains.
Answer: C
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Which of the following is not true regarding hurricanes and tornadoes?
A) The pressure gradient is strong. B) The pressure at the center of the storm is very low. C) Tremendous amounts of condensation occur in the center of the storm. D) There is very limited wind shear.
Which of the following is true of anaerobic reactions?
A) They are all redox reactions. B) They are never redox reactions. C) They occur in the presence of oxygen. D) They occur in the absence of oxygen.
The solar wind blows in a direction
A) away from the Sun. B) toward the Sun.
The world's most important energy resource today is
A) coal. B) petroleum. C) wind. D) nuclear. E) natural gas.