Geothermal Energy Quiz 6th grade class work

What does the word 'geothermal' mean?

• Rock and soil

• Fire and air

• Water and steam

• Earth and heat

Where does geothermal energy come from?

• The Earth's core

• The oceans

• The Earth's crust

• The atmosphere

What is the simplest type of geothermal energy system?

• Dry Steam

• Binary

• Hydro

• Flash Steam

What temperature range is needed for Flash Steam plants?

• Below 100°C

• Above 400°C

• Between 180°C and 350°C

• Between 100°C and 180°C

What do Binary plants use to generate electricity?

• Direct steam

• Hot water

• Geothermal water and a secondary liquid

• Cold water

Which of the following is NOT a use of geothermal energy?

• Making fossil fuels

• Generating electricity

• Farming

• Heating buildings

What is one benefit of geothermal energy?

• It pollutes the air

• It is expensive to use

• It is a non-renewable resource

• It is a clean energy source

Which country is known for its use of geothermal energy for electricity?

• Canada

• Russia

• Iceland

• Brazil

What can geothermal energy be used for in farming?

• Heating greenhouses

• Making fertilizers

• Irrigating fields

• Pesticide production

What is the main component of the Earth's core?

• Water

• Iron and nickel

• Coal

• Sand