What ecosystem services from U.S. national forests had the greatest demands placed on them following World War II and the country's rapid population growth?
A) soil formation and agriculture
B) grazing and agriculture
C) soil formation and wilderness protection
D) food, fiber, and plant growth
E) grazing, recreation, and timber resources
Answer: E
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The Big Rip refers to the
A. possibility that galactic centers may suddenly disappear causing galactic disintegration. B. phenomenon of dark energy decelerating, causing all matter to disintegrate. C. accelerating influence of dark energy, causing all matter to become completely ripped apart. D. phenomenon of dark energy causing the universe to rip into two or more spacetimes.
Concentric fracturing of rock, resulting from the removal of overburden pressure
a. Chemical Weathering b. Expansion from Unloading c. Spheroidal Weathering d. Mechanical Weathering e. none of the above
Scattering by clouds is sometimes called:
A) Rayleigh. B) Mie. C) convection. D) non-selective.
The large left step in the San Andreas Fault in the Los Angeles area causes compressive ruptures along east-west-oriented ________ faults as in the 1971 San Fernando and 1994 Northridge events.
A. normal B. strike-slip C. transform D. thrust