Alternative Energy

Front

What is a major drawback of solar energy?

Back

It is costly to build.

Front

What is geothermal power?

Back

It is the use of hot water pumped from deep inside the Earth to heat homes or generate electricity.

Front

How long are global oil reserves expected to last?

Back

Approximately 50 years.

Front

What defines renewable energy resources?

Back

They have the ability to regrow or regenerate over short time periods.

Front

What is one advantage of land-based wind turbines?

Back

Crops can still be grown under them.

Front

What are the primary sources of renewable energy?

Back

Solar, wind, hydroelectric, geothermal, and biomass.

Front

What is the environmental impact of fossil fuels?

Back

They contribute to pollution and climate change.

Front

How does solar energy work?

Back

It converts sunlight into electricity using photovoltaic cells.

Front

What is the principle behind wind energy?

Back

It harnesses the kinetic energy of wind to generate electricity.

Front

What is biomass energy?

Back

Energy produced from organic materials, such as plant and animal waste.