Exam 12: Riches in Rock: Energy and Mineral Resources

The United States has active mines within its boundaries that are sufficient to maintain a steady supply of all important metals.

Congress has proposed storing nuclear waste beneath ____________.

Permeability is a measure of ____________.

As compared to coal mining,mineral mining has virtually no adverse environmental impact.

MVT (Mississippi-Valley Type)deposits are secondary enrichments primarily of ____________.

Which of the following lists contains only fossil fuels?

Coal layers buried under less than 100 m of sediment are usually mined with which technique?

Which ores are most commonly concentrated in magmatic deposits?

In order to produce a commercially viable oil deposit,there must be a source rock,a reservoir rock,a seal rock,and a ____________.

A permeable and porous rock,regardless of lithology,is a good candidate to serve as a ____________ in an oil-producing scenario.

Which sequence of coal ranks is ordered from lowest to highest?

Most metals used by society are obtained from ____________.

Smelting is a technique applied to ____________.

Shale,salt,and fine-grained limestone that is not fractured are all good candidates to serve as ____________ within an oil field.

Chemically,oil and gas are both ____________.

Coal is the altered remains of ancient ____________.

Natural gas ____________.

Geothermal energy provides a low-cost alternative to fossil fuels throughout most of the populated world.

A black,organic-rich shale could likely serve as either of which two necessary types of rocks within oil fields?

Which of the three most commonly used metals is sometimes mined as a native metal?