Exam 12: Geology and Nonrenewable Mineral Resources

A volcano is created when ____________________ rises via plume or in a fissure through the lithosphere.

What do we call the combination of crust and the rigid, outermost part of the mantle?

Biomining uses ______ to extract desirable metals.

After a volcanic eruption, ______ helps to break down the lava to produce fertile soils.

What is a surface hazard resulting from subsurface mining?

Illegal deforestation is becoming more common as people attempt to find gold.

What are some potential concerns that must be addressed as the use of nanotechnology expands?

What kind of movement of the earth's crust is caused most directly by heat within the core and mantle?

Under the rigid outer portion of the mantle is the ____________________, a zone of hot, partly melted flowing pliable rock.

Earthquakes and volcanoes are largely related to the position of ____________________ as they separate, collide, and slide past one another.

After a volcano erupts, the surrounding area may be extensively covered by _____.

Gold can be removed from ore with a highly toxic chemical called _____ through a series of leaching operations.

Nonrenewable mineral resources actually do renew, but it takes millions to billions of years.

What is the major determinant of which part of a known ore supply is extracted and used?

Two tectonic plates come together _____.

The San Andreas fault in California is an example of a transform boundary.

What industry produces more toxic emissions than any other in the U.S.?

Heating ores to release the metals they contain is called ____________________.

Important nonrenewable mineral resources are evenly distributed in Earth's crust.

The use of nanoparticles is heavily regulated due to health concerns.