COAL/ Sedimentary Rock/ Energy:                                     Name: _________________

American Electrical Power                                                    Period:_____Date:______

Coal the Inside Story:

 

  1. How do we use coal to make electricity, mine it and ___________________.
  2. Where does coal come from?
  3. Coal is referred to as a ________ fuel.
  4. A layer of coal underground is know as a coal ________.
  5. What is a surface mine?
  6. The topsoil can be used later in the ___________ process.
  7. The area above the coal seam is __________ to break up the rock.
  8. The rock that covers the coal is called ___________.
  9. ___________ are then used to dig down and expose the coal seam.
  10. After the coal is removed then the area is _______ in and grass and trees are replanted.

Underground mining:

  1. When the overburden is too great an underground mine is built, there are two types:

1.__________ and Slope mine.

2. _________ mine.

  1. The working section of the mine is called the _________.
  2. ___________ belts are used to bring the coal out.
  3. There are usually two coal carriers for one c__________ miner.
  4. _________ are placed into the roof to hold up the roof of a mine.
  5. What is sprayed on the coal to reduce the chance of a coal dust explosion? __
  6. The type of mining that uses large blocks of coal to support the roof is called_______ and ________ mining.
  7. ____________ mining removes long walls of coal up to 900 feet long.
  8. After the coal preparation plant the coal is ready to be sent to the power plant. Give some methods of transportation: _____________, ___________, _____________
  9. Coal is ground so fine like a ______ power.
  10. Coal is burned in a __________ at a temperature as hot as 3100 Deg. F.
  11. Steam enters ________ that spin and generate electricity.
  12. __________ and transmission lines complete the path of electricity to to the homes.
  13. Steam is cooled back to water in a condensing _________ tower.
  14. At current use how many years will it last?_________
  15. What did you think of the video?