Coal Quiz

What type of coal is this?

• Lignite

• Sub-bituminous

• Bituminous

• Anthracite

What type of coal is this?

• Lignite

• Sub-bituminous

• Bituminous

• Anthracite

What type of coal is this?

• Lignite

• Sub-bituminous

• Bituminous

• Anthracite

What type of coal is this?

• Lignite

• Sub-bituminous

• Bituminous

• Anthracite

Before coal has formed over millions of years, it is a wet, sampling of decaying plant material called...

• Peanut Butter

• Peat

• Mud

• Sedimentary Rock

Which is the oldest type of coal?

• Diamond

• Anthracite

• Bituminous

• Sub-bituminous

• Lignite

What two things are required to turn decaying plant material into coal?

• Heat and Moisture

• Pressure and Moisture

• Heat and Pressure

• Heat and Gravity

How can you tell the Bituminous coal apart from Sub-bituminous?

• Sub-bituminous has luster

• Bituminous is brittle

• Sub-bituminous has a high heat content

• Bituminous has luster

What is luster?

• Coal that burns very hot

• Light that reflects off the surface

• Sparkly coal

• Coal that breaks easily

What happens to the carbon bonds in coal as it ages?

• Just gets older with compression

• The bonds get weaker with compression

• The bonds get tighter with compression

• The bonds explode and cause rampant destruction