The many parallel ridges and valleys of the large Basin and Range region of the western United States are the result of normal faults
a. True
b. False
Indicate whether the statement is true or false
True
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The high altitudes of the Himalaya indicate that the crust-mantle boundary is relatively shallow in this part of the world
a. True b. False
The Sierra Nevada and Grand Tetons are examples of tilted-fault block mountain systems
Indicate whether the statement is true or false
The wind-chill factor:a
relates body heat loss with wind to an equivalent temperature with no wind. b. indicates the temperature at which water freezes on exposed skin. c. takes into account humidity and air temperature in expressing the current air temperature. d. tells farmers when to protect crops from a freeze. e. determines how low the air temperature will be on any given day.
A seismic gap is
A. a segment of an active fault where earthquakes have not occurred for a long time B. the time between large earthquakes C. the center of a plate where earthquakes rarely happen