6.2 - Global Energy Consumption

Question 1

Developed nations

Answer 1

Use more energy on a per capita basis and in total
The average U.S. resident uses 5x as much energy as the world average

Question 2

Developing nations

Answer 2

Are still industrializing and growing in population
Will increase energy use per person as the standard of living rises

Question 3

Fossil fuels

Answer 3

Most used energy source

Question 4

Examples of fossil fuels and uses

Answer 4

Oil/Petroleum = Used for fuel for vehicles
Coal = The main fuel for electricity generation
Natural Gas = Secondary fuel for electricity generation and main fuel for heating

Question 5

Hydroelectric energy

Answer 5

Second largest source
Water spins a turbine to generate electricity

Question 6

Nuclear Energy

Answer 6

The third largest source of energy
Uranium fission releases heat to turn water into steam
Steam turn turbines to generate electricity

Question 7

Subsistence fuels

Answer 7

Subsistence fuels: Biomass that can be easily gathered/purchased
Examples: Wood, charcoal, dried manure
Can drive deforestation
Often used in developing nations

Question 8

As personal wealth increases, there is an _____ in _____.
This will lead to the use of _____ like ___, ___, and ____.

Answer 8

increase; energy use per capita
fossil fuels; oil; coal; natural gas

Question 9

Factors that affect energy source use

Answer 9

Availability
Price
Government regulation