Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
20 Cards in this Set
- Front
- Back
|
What happened at Deepwater Horizon? |
-Deadly explosion killed 11 people @ sea -Large bubble rose through drill pipe of natural gas. -Collapse of British Petroleum's Deepwater Horizon rig and the resulting oil spill from its macondo well in the gulf polluted water, shut down fisheries, killed several animals. -Worst oil spill |
|
|
What are the fossil fuels? |
Natural Gas: Primarily CH4 (Methane) plus various amounts of hydrocarbons Russia has largest reserves Coal: Formed from dead plants > US has largest reserve Oil: Sludgelike containing hydrocarbon molecules > Saudi Arabia largest reserve
|
|
|
What is EROI? |
Energy returned on investment |
|
|
How do fossil fuels form? |
In an anaerobic environment: Fossil fuels form only after organic material is broken down in an environment with little or no oxygen. EX: bottom of swamps, lakes, and shallow seas.
|
|
|
What is the most abundant fossil fuel? |
Coal 27% of global energy consumption |
|
|
Organic matter that is compressed under high pressure to form solid carbon structures is ______. |
Coal |
|
|
How did the Organization of Petroleum Exporting Countries (OPEC) flex their oil muscles to the U.S.? |
By refusing to sell to the U.S. In 1973, OPEC, made up of predominantly Arab nations, opposed U.S. support of Israel and as a result, resolved to stop selling oil to the U.S. This restricted U.S. supply and raised prices. |
|
|
How does the burning of coal contribute to acid rain? |
Burning coal releases sulfur dioxide. |
|
|
Which type of mining creates the greatest environmental damage? |
Surface strip-mining and mountaintop removal. |
|
|
What is bitumen? |
A thick type of petroleum formed in clay and sand. Sand and clay deposits from tar sands typically contain 1-2-% bitumen. |
|
|
U.S. oil production_____. |
Falls far short of U.S. oil consumption. |
|
|
Primary extraction may leave as much as _____ of the total oil deposit below ground. |
two thirds |
|
|
Energy can be conserved by____________. |
Cogeneration in power plants, fuel efficient transportation, reengineered appliances. |
|
|
Coal scrubbers are an example of _________. |
Clean coal technology |
|
|
What does the EROI tell us about a potential energy source? |
A high EROI ratio means an energy source is worth extracting because we receive more energy than we invested. |
|
|
The process of _____ turns crude oil into the type of gases that can be used for cooking, in cars, and other human purposes. |
refining |
|
|
All fossil fuels, including coal, are considered an indirect form of ____________ energy? |
Solar |
|
|
What color smoke coming from a coal-fired power plant would indicate wasted fuel? |
Black |
|
|
One method for mining oil shale is ______. |
Strip Mining |
|
|
How are fossil fuel deposits identified? |
Drilling cores and mapping underground rock formations. |
