7.1 Fossil Fuels flashcards

Resources

Naturally occurring materials in Earth's crust for human use

Non-renewable resources

Cannot be replaced after use; e.g., fossil fuels

Fossil fuels

Energy sources from plant and animal fossils over millions of years

Coal

Formed from decaying plant and animal remains, rich in carbon energy

Chemical energy

Released as heat when fossil fuels are burned

Renewable energy sources are usually

more available and environmentally friendly

Electricity conservation

Reduces pollution and decreases coal burning at power plants

Acid rain

Result of pollution mixing with water vapor in the atmosphere

Electricity generation usually comes from

burning coal or hydroelectric plants/dams

Conservation

Efforts to reduce energy consumption and promote a positive environmental impact

Most of the United States' energy comes from:

non-renewable sources

How do we get the chemical energy out of fossil fuels?

burn it