Limited access

Upgrade to access all content for this subject

There are two main types of coal extraction: surface mining and sub-surface mining. Sub-surface is the one most folks think of and was depicted in movies like October Sky. In this type of mining, machinery is used to dig a small hole underground and the coal is removed via a shaft or tunnel.

Which of the following lists includes types of surface mining?


Strip mining and drift mining.


Mountain top removal, strip mining, and slope mining.


Slope mining and drift mining.


Open-pit mining, mountaintop removal, and strip mining.


Open-pit mining, slope mining and drift mining.

Select an assignment template