________ charged a dollar each for using a wooden tub with three spring-fed baths, in 1830

In_____, the Geysers were turned into a spa known as The Geysers Resort Hotel.

Who developed the first ground-source heat pump?

It is similar to hot springs that it releases hot water from the earth’s crust.

Direct Use and District Heating Systems which use _____ water from springs or reservoirs near the surface.

it uses hot water or steam, directed to a steam turbine either on an indirect or direct basis

The following are advantages of geothermal energy except

The following are disadvantages of geothermal energy except

Geothermal power plants use hydrothermal resources which have two common ingredients:

Use the heat from the hot water to boil a working fluid, usually an organic compound with a low boiling point

The steam cools off in a cooling tower and _____ back to water

In order to maintain the sustainability of geothermal energy fluid needs to be pumped back into the underground reservoirs _____ than it is depleted.

The first geothermal power plant was invented by

The people in Boise, Idaho, experienced the first _______ system of the world.

California has ___ geothermal power plants that produce almost 90 percent of the nation's geothermal electricity.

Geothermal plants use ______ to clean the air of hydrogen sulfide that is naturally found in the steam and hot water.

It is a heat pump that uses the earths thermal capacity as an energy source to add heat to a system or as an energy sink to cool a system

Mud pots are typical to areas with highly ____ pH levels combined with low water conditions.