Nonrenewable Energy
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17 Terms
What is an example of chemical energy?
Burning candle
What is an example of mechanical energy?
Pedaling a bike
What is an example of electrical energy?
Using lights
What is an example of nuclear energy?
Power plants
What is an example of thermal energy?
Heat from wood stove
What is an example of electromagnetic energy?
Sunlight powering solar
What is an example of gravitational energy?
Rock rolling down hill
What is the order of the most used energy sources?
Oil
Natural gas
Coal
Nuclear energy
What are primary energy resources and examples?
Natural sources:
Fossil fuels
Nuclear energy
Solar
What are secondary energy resources and examples?
Sources from primary energy resources:
Electricity
Alcohol fuels
Coal fuels
What percentage of the world population is in the US?
4.6%
What percentage does the US use of the world energy?
24%
When is crude oil expected to be depleted?
2100
When is natural gas expected to be depleted?
250 years
When is coal expected to be depleted?
400 years
What elements are major pollutants from fossil fuels?
Sulfur
Lead
CO2
Where is crude oil from?
Earth’s crust and extracted by well