Front

What is geothermal energy?

Back

Geothermal energy is the heat that comes from the sub-surface of the earth, which can be found a few feet below the surface. It is used for heating and cooling buildings.

Front

Which fossil fuel is considered the cleanest?

Back

Natural gas is considered the cleanest of the fossil fuels and is used to generate heat and electricity.

Front

What is oil used for?

Back

Oil, also known as petroleum, is used to generate gasoline, jet fuel, and kerosene, and can also be used to generate electricity or power vehicles.

Front

How is solar energy converted to electricity?

Back

Solar energy is converted to electricity using photovoltaic cells.

Front

What is biomass?

Back

Biomass refers to plants that are grown and then used to create energy. These plants can be burned to generate electricity or processed to make fuels like ethanol or biodiesel.

Front

Define renewable resources.

Back

Renewable resources are natural resources that can be replenished naturally over time, such as solar, wind, and geothermal energy.

Front

Define nonrenewable resources.

Back

Nonrenewable resources are natural resources that cannot be replenished in a short period of time, such as fossil fuels like coal, oil, and natural gas.

Front

What is the primary source of solar energy?

Back

The primary source of solar energy is the sun, which provides energy that can be harnessed for electricity and heating.

Front

What are fossil fuels?

Back

Fossil fuels are natural substances formed from the remains of ancient plants and animals, primarily consisting of coal, oil, and natural gas.

Front

What is the environmental impact of burning fossil fuels?

Back

Burning fossil fuels releases greenhouse gases, contributing to climate change and air pollution.