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For number 2-6 refer to the choices below.
A. pyroclastic flow B. lava flow C. lahar flow D. ash fall E. volcanic gases
2. Gases released from volcanoes.
3. Shower of fine-to-course-grained fragmented materials resulting from a volcanic eruption.
4. Rapidly flowing thick mixture of volcanic materials and water.
5. Flow of inolten rock materials.
6. Fast turbulent flow of fragmented volcanic materials (ash and rocks) mixed with hot gases.
7. A type of energy coming from the heat of the Earth's interior
A. Hydroelectric energy
B. Geothermal energy C. Nuclear energy D. Electrical energy
8. In the word "Geothermal", the Greek term "geo" means:
A Heat B. Earth C. Water D. Wind
9. In the word “Geothermal", the Greek term "therme" means:
A. Heat B. Earth C. Water D. Wind
10. Which of the following shows the correct energy transformation in geothermal power plants?
A. electrical energy-mechanical energy-thermal energy
B. thermal energy-electrical energy-mechanical energy
C. mechanical energy-electrical energy-thermal energy
D. thermal energy-mechanical energy-electrical energy​