Mining: Practice Set

Soil, vegetation, & rocks that are removed to get to an ore deposit below

• reserve

• ore

• overburden

• tailings

Commercially valuable deposits of concentrated minerals

• tailings

• ore

• overburden

• metals

This type of mining is used to dissolve impurities and leave the gold ore

• acid mine drainage

• cyanide heap leaching

• slurry

• bioremediation

Which of the following is the most destructive and most difficult to reclaim?

• strip mining

• open pit mining

• mountaintop mining

• subsurface mining

Extraction of a metal ore or fuel resource such as coal from a deep underground deposit

• open-pit mining
• contour strip mining
• surface mining
• subsurface mining

Tailings are

• minerals found in metamorphic rock

• magma ore resulting from seafloor spreading

• the remaining supply of metals on Earth

• the waste material from mining

Acid mine drainage causes

• air pollution
• water pollution 
• subsidence
• erosion

The _____ sets standards to minimize the surface effects of coal mining on the environment.

• Clean Water Act

• Comprehensive Response Compensation and Liability Act (1980)

• Surface Mining Control and Reclamation Act of 1977

• Safe Drinking Water Act

The mining method used to sift through material in riverbed deposits is ____________________.

• placer mining

• sift mining

• strip mining

When ore is removed in layers by removing the soil that is on top.

• Open Pit Mining

• Oil Derricks

• Strip Mining

• Fracking