mining
What is the largest mining operation in the Appalachian Mts. called.
Hobet 21 mine
____ has the highest energy return on energy investment ratio.
Wind
Fracking is a method to extract _____ and ____ from a deep unconventional reserves.
Oil and Natural Gas
What are the four types of fuels that can be composed of hydrocarbons??
Oil, Wood, Coal, Natural Gas
What is the hardest form of coal??
Anthracite
______ consists of digging tunnels or shafts into the earth to reach buried ore deposits.
Subsurface Mining
The form of coal with the highest energy content is ___
Anthracite.
What is the name of the process used to refine crude oil?
Simple Distillation
A dense layer holding in natural gas and petroleum is ____?
Cap rock
The key to generating electricity from coal is the generation of____?
Heat
Name one problems associated with mountaintop removal mining.
-Runoff from the mined area can deliver sulfur and other toxic compounds to streams downstream.
-The reduction in forested areas can lead to increased frequency and severity of flooding.
-The type of surface mining causes permanent, irreversible changes to the landscape.
At the current rate of usage, what energy source is expected to run out first?
Natural Gas.
True or false?
Kerosene is a product of oil refining.
True.
A nonrenewable natural resource formed millions of years ago from plant or animal remains that is used as an energy source is called?
Fossil Fuel.
If we do not change our current rates of coal usage, how long would the proven coal reserves last?
(120 Years)
_____ removing dirt and rock that overlays a mineral deposit close to the surface in order to access that deposit.
Surface Mining
The greatest amount of electricity in the United States is generated using _____?
Coal.
What does the term "peak oil" mean?
Its is the moment in time when oil reaches its highest production levels.
True or false?
The three principle fossil fuels are coal, oil, oil shale
False
Its Coal, Oil, Natural Gas
Name two ways of the three ways to converting coal to electricity.
-Creating steam
-Burning Coal
-spinning a turbine
The first form of coal that is created from submerged vegetation, pressure, and heat is ____________.
Lignite