Mining

Ore is 

• any type of rock
• a rock with metals
• a rock with metals worth something to someone
• a rock with minerals

What type of materials always make up minerals?

• organic
• inorganic
• metals
• nonmetals

Which of the following is NOT a risk of mountaintop removal?

• dust/air pollution
• acid mine drainage
• boulders in houses
• men getting stuck in a mine

Acid mine drainage is the result of 

• ash and air debris creating acid rain
• boulders and debris blocking the flow of rivers/streams
• toxins in tailings leaching into the soil
• minerals from mining being left behind creating pollution

Which regulation requires miners to clean up after themselves?

• General Mining Act of 1872
• Mineral Leasing Act of 1920
• Surface Mining Control and Reclamation Act

Mining that is done below ground is called...

• surface mining.

• subsurface mining.

Mining that is done above ground is called...

• surface mining.

• subsurface mining.

This type of mining involves moving HUGE amounts of Earth to access ore.

• surface mining

• subsurface mining

When ore is extracted from near the surface by digging deep into the ground.

• Strip Mining

• Contour Mining

• Mountaintop Removal

• Open Pit Mining

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

• Open Pit Mining

• Oil Derricks

• Strip Mining

• Fracking