_______1. A volcano is a vent or fissure in the planet’s crust through which lava, ash,

rock, and gases erupt. What do you call the heat from the Earth’s interior which could

be tapped as a source of energy?

A. Geothermal energy C. Solar energy

B. Hydroelectric energy D. Wind energy


_______2. Magma is a molten rock that can be found under the Earth’s surface which

is used to produce steam to generate electricity. What kind of power plant is built to

harness this type of energy?

A. Geothermal power plant
C. Hydroelectric power plant

B. Geoelectric power plant
D. Hydrothermal power plant


_______3. The United States of America is the world’s largest producer of geothermal

energy. Which country is the third-largest producer of geothermal energy in the world?

A. Indonesia B. Malaysia C. Philippines D. Vietnam


_______4. All of the statements explain why the country has produced more electricity

from the volcanoes. Which of the following statement is INCORRECT?

A. The Philippines has many active volcanoes.

B. The Philippines belong to the Pacific Ring of Fire.

C. The Philippines has successfully produced 14.4% of its electricity from

geothermal power plant.

D. The Philippines discovered the most efficient way of producing electricity from a

geothermal power plant.


_______5. There are steps to follow in order to generate electricity from a geothermal

power plant. What is the best arrangement of these steps?


I. Cooling tower cools the steam which condenses back to water.

II. The cooled water is pumped back into the Earth to begin the process

again.

III. Wells are drilled deep into the Earth to pump steam or hot water to the

surface.

IV. The steam spins a turbine, which is connected to a generator that

produces electricity.

V. When the water reaches the surface, the drop in pressure causes the

water to turn into steam.

a. III, V, IV, I, and II

b. III, IV, V, II, and I

c. IV, III, I, II, and V

d. I, II, III, IV, and V​