Energy sources

Besides coal and natural gas, another fossil fuel  is

• petroleum/oil
• biomass
• electricity
• uranium

Fossil fuels are nonrenewable  resources because they

• take millions of years to form
• are easily replaced
• are in high demand
• don't pollute the air

Which of the following is an example of biomass?

• food crops
• flowing water
• coal
• uranium

The source of energy that comes from the intense heat beneath Earth's surface is

• nuclear fusion
• geothermal energy
• solar energy
• chemical energy

All of the following are renewable except

• uranium
• solar
• hydropower
• food crops (biomass)

The original source of energy for fossil fuels comes from the

• sun
• Earth's crust
• geothermal energy
• oceans

This fossil fuel releases the least amount of air pollution

• natural gas
• coal
• nuclear
• oil

When steam or water are used to turn a turbine, it can generate

• electricity
• oil
• geothermal energy
• uranium

What is the best title for the following?
geothermal
solar
wind

• fossil fuels
• nonrenewable energy
• heat energy
• renewable energy

a natural non renewable fuel such as coal, oil, or natural gas formed over a very long time in the geological past from the remains of living organisms

• fossil fuel

• hydropower

• geothermal

• wind