Most of Earth's weather occurs in the
a. Troposphere
b. Thermosphere
c. Mesosphere
d. Stratosphere
e. all of these answers
A
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The body in the U.S. that is responsible for soil information, mapping, and protection is the NCRS, which stands for:
a. National Council for Research on Soils. b. National Commission on Restoring Soils. c. National Committee Responsible for Soils. d. Natural Resource Conservation Service.
Politicians, oil interests, environmentalists, and Native Americans are divided over the production of oil and natural gas in the Arctic National Wildlife Refuge
a. True b. False Indicate whether the statement is true or false
Which of the following surfaces has the lowest albedo?
A. A - fresh snow B. B - forests C. C - orchards D. D - water with a small zenith
What happens to wave energy and erosion when riprap or seawalls are installed?
a. ?Waves striking the riprap are reflected back against the incoming waves to lessen their overall effect. b. ?Wave height rises against the wall, and more erosion occurs at the base of the wall. c. ?Seawalls do not influence wave energy or erosion; they only create separation between the sea and structures. d. ?Waves lose their energy against riprap or seawalls, so erosion is prevented in that area. e. ?Waves pulverize the riprap and seawalls, creating sand that helps maintain the beach.