Module 3 :Energy from Volcanoes

What percentage of the country’s total power generation is produced from geothermal energy?

• 12.4%

• 15.4%

• 14.4%

• 25.4%

The heat from the Earth’s interior as a source of energy is called________.

• hydrothermal energy

• geothermal energy

• wind energy

• thermal energy

The following are hot areas where geothermal power plants are built EXCEPT:

• geysers

• hot springs

• near volcanoes

• plains

Which of the following uses heat from deep inside the earth to produce steam to generate electricity?

• geothermal power plant

• geothermal heat pump

• hydrothermal power plant

• solar power plant

Which of the following can use the stable temperature of the earth to heat and cool buildings?

• A dry steam plant

• A flash steam plant

• a geothermal heat pump

• a geothermal turbine

Which of the following is true about geothermal energy?

• geothermal energy is easy on the local environment.

• the initial costs associated with a geothermal power plant are low.

• there is no risk of the release of hazardous substances during drilling.

• a geothermal power plant can be successful almost anywhere.

The following are disadvantages of geothermal energy EXCEPT:

• it can be extracted without burning fossil fuel.

• environmental issues

• location specific

• sustainability issues

Hot water is pumped from deep underground through a well under ______.

• low pressure

• medium pressure

• high pressure

• no pressure

The following are the main components of a geothermal power plant EXCEPT:

• turbine

• generator

• cooling tower

• compressor

Geothermal power plants and geothermal heat pump differ in the ______ of heat source to produce energy.

• depth

• areas

• width

• size