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How are oceanic gas hydrates produced?

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Bacteria break down organic ma...

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Renewable energy sources such as wood can regenerate and be sustained indefinitely.

A) True
B) False

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Which mineral resource is the main component for plaster and drywall?


A) Diamonds
B) Calcite
C) Gypsum
D) Talc

E) B) and C)
F) A) and C)

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Deeply weathered tropical soils that develop in warm, rainy climates are called ________.


A) tillites
B) placers
C) laterites
D) methane hydrates

E) None of the above
F) All of the above

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Which of the materials below is an example of biomass fuel?


A) Wood
B) Uranium
C) Oil
D) Hot water

E) A) and B)
F) C) and D)

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The gold deposits discovered at Sutters Creek that instigated the California Gold Rush of 1848 were in the form of placer deposits.

A) True
B) False

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Magmatic segregation occurs when ________.


A) light minerals crystallize early and migrate through fractures in rock
B) heavy minerals crystallize early and settle to the lower part of the magma chamber
C) high-pressure conduits carry crystals to the surface
D) hot, metal-rich fluids migrate through fractures in rock

E) None of the above
F) B) and D)

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Coal forms from ancient plant remains originally deposited in swamps and marshes.The original energy content of the coal was derived from the sun.

A) True
B) False

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True

How does a reserve differ from an ore?

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Ores are generally metallic materials that can be mined for a profit.Reserves are generally any mineral material that can be extracted for a profit.

Nonmetallic minerals used for abrasives include ________.


A) topaz and fluorite
B) talc and gypsum
C) apatite and hematite
D) corundum and garnet

E) B) and C)
F) A) and D)

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A ________ is an economically important material that cannot be replenished in a reasonable time frame, so once it has been consumed, there will not be any more.


A) recycled material
B) renewable resource
C) nonrenewable resource
D) plastic

E) All of the above
F) A) and D)

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Which of the following is not a fossil fuel?


A) Coal
B) Bauxite
C) Natural gas
D) Petroleum

E) A) and B)
F) B) and C)

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Coal is still an important fuel in the United States, mainly used for producing electricity today.

A) True
B) False

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Black smokers are results of hydrothermal activity at ocean ridges.

A) True
B) False

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The nuclear power plant in ________, Japan, suffered a catastrophic nuclear accident in 2011, consisting of a series of equipment failures, nuclear meltdowns, and releases of radioactive material.


A) Chernobyl
B) Mount St.Helens
C) Fukushima
D) Manilla

E) C) and D)
F) B) and C)

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The Canadian province of Alberta has the world's largest commercially developed deposit of which fossil fuel?


A) Anthracite coal
B) Natural gas
C) Petroleum
D) Tar sands

E) A) and B)
F) B) and C)

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D

What environmental challenges are associated with extracting coal?

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Surface mining is very destructive to th...

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Which form of renewable energy is produced by power plants in Iceland, accounting for 66 percent of Iceland's primary energy use?


A) Hydroelectric power
B) Solar power
C) Tidal energy
D) Geothermal power

E) C) and D)
F) None of the above

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Uranium is the primary fuel used in nuclear power plants.

A) True
B) False

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Upon combustion, which naturally occurring substance in coal is released to potentially create acid rain?


A) Nitrogen
B) Uranium
C) Oxygen
D) Sulfur
E) All of the above

F) B) and E)
G) B) and D)

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