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ANSWERS 2026 - 2027
It takes ________ energy to produce aluminum from ore than to
obtain it from recycled sources.
A) 20 times more
B) roughly the same amount of
C) 20 times less
D) 7 times more
E) 7 times less - ANSWERS-A) 20 times more
__________, a commonly mined energy resource, is not a mineral.
A) Potash
B) Uranium
C) Limestone
D) Coal - ANSWERS-D) Coal
Which of the following can help humans mitigate the negative impact
of floods?
,A) banning the requirement for flood insurance
B) zoning laws to reduce building in flood zones
C) damming rivers
D) diking rivers - ANSWERS-B) zoning laws to reduce building in
flood zones
Earth's mantle ________.
A) surrounds the core as a thick, elastic rock formation
B) is located in Pangaea
C) is formed by plate boundaries
D) is the outermost part of the earth's crust
E) is composed of molten metals - ANSWERS-A) surrounds the core
as a thick, elastic rock formation
The modern United States uses substantial amounts of mined minerals
every year. The largest category of mined products we use is coal, oil,
and natural gas, which are used to supply us with energy. What is the
second-largest category of mined minerals used in modern America?
A) Sand, gravel, and stone
B) Iron
C) Aluminum
D) Clay
E) Salt - ANSWERS-A) Sand, gravel, and stone
,Examples of valuable nonmetallic minerals extracted by mining
include ________.
A) nitrogen, hydrogen, and neon
B) radon, radium, and sodium
C) gold, platinum, and copper
D) lead, cadmium, and mercury
E) sand, gravel, and phosphates - ANSWERS-E) sand, gravel, and
phosphates
This type of mining often results in highly contaminated areas (holes
in the ground called quarries) when toxic sulfides from the ore react
and produce sulfuric acid.
A) Subsurface mining
B) Open-pit mining
C) Strip mining
D) Mountaintop removal mining - ANSWERS-B) Open-pit mining
Several times a year volcanoes erupt along the Aleutian Island chain
in southern Alaska. What geologic feature is responsible for these
hazardous events?
A) divergent plate boundary
, B) continental collision
C) convergent plate boundary
D) transform plate boundary - ANSWERS-C) convergent plate
boundary
Where do large-scale strike-slip faults, which cut through the entire
lithosphere, occur?
A) At tactile plate boundaries
B) At convergent plate boundaries
C) At divergent plate boundaries
D) At transform plate boundaries - ANSWERS-D) At transform plate
boundaries
Bob Davison describes the Endangered Species Act (ESA) as an
effective tool for conserving biological diversity. What is his rationale
for the value of focusing on individual species?
A) The public tends to value intact ecosystems over particular plant
and animal species.
B) A focus on individual species is cheaper than protecting entire
ecosystems.
C) Establishing public empathy for charismatic species provides an
opportunity to educate people about lesser-known species.