EASY A LITTLE LESS EASY ITS GETTING TOUGHER KIND OF HARD VERY HARD
100
What is Coal?
What is a carbon filled rock?
100
What is the color of Peat?
What is the color brown?
100
Which state has the largest coal reserves?
What state is Pennsylvania?
100
How is coal mined?
What is strip mining, reclamation, or underground mining?
100
What percentage of the total net electricity generated in America each day is represented by coal?
What is 56 % ?
200
What are three of the four major types of coal?
What is Lignite, Bituminous and Anthracite?
200
What are some used for coal?
What is electricity generation, home heating or steel production?
200
What is underground mining?
What happens when coal is so deep under the surface that tunnels have to be dug to extract it?
200
What is an economic disadvantage of using coal as an energy source?
What is an expensive resource?
200
What two transportation methods move nearly 2/3 of all U.S. coal shipments?
What are railroads and barges (ships)?
300
What is the hardest type of coal?
What is Anthracite?
300
What percentage of carbon is found in coal?
What is 90% of Carbon?
300
What is a miner's canary?
What is taking a bird into mines to detect for poisonous gasses?
300
What is Peat?
What is the first stage of coal formation?
300
What is the half life of coal?
What is 5730 years?
400
Where is coal found?
Where is every continent including Antarctica?
400
What gasses are released into the atmosphere by coal?
What are CO2 and sulfur particles?
400
What is continuous mining?
What is using a huge machine to scrape coal from a seam?
400
What climate conditions are needed for coal to form?
What happens when large amounts of plant matter fall into a wet, swampy environment?
400
What is conventional mining?
What is using explosives to break up a coal seam?
500
What is black lung?
What happens when miners breath in too much coal and dust?
500
What are some environmental disadvantages of coal?
What is producing acid mine drainage, acid rain or climate change?
500
Why is coal used to generate energy?
What is a reliable resource?
500
Why did oil and natural gas gain popularity over coal after the 1930s?
What happens when coal becomes harder and harder to find?
500
Which Northwestern state has the largest coal reserves?
Where is Montana?






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