General
Location
Environmental Impact
Reliability & Accessibility
Fun Facts
100

What is the first step of generating geothermal heat?

Drilling a borehole to release the trapped heat.
100

Where are geothermal vents typically located?

Along the borders of tectonic plates.

100

Is the amount of CO2 generated fairly consistent throughout all plants?

No.

100

What is a baseload energy resource?

A constant resource. (I.e. The opposite of solar and wind.)

100

What Icelandic city is powered almost entirely by geothermal energy?

Reykjavik

200

How is the heat used to generate electricity?

It is used to boil water, which will then turn a turbine that spins a generator.

200

How deep do boreholes need to be drilled to access the natural heat?

15 Miles deep
200

How can geothermal affect fish?

Chemical spills can wipe out entire areas.

200

Is geothermal energy a baseload resource?

Yes- the heat it generates is constant.

200

How much does it cost to generate one kilowatt of electricity with geothermal?

1 to 3 cents

300

How many kinds of geothermal plants are there?

3 - Flash steam, dry steam, and binary cycle.

300

Along what coast are there the most geothermal vents?

The west coast.

300

How much less CO2 does geothermal energy produce, compared to fossil fuels? 

(Hint- The answer is a percentage.)

99%

300
What is the median cost of geothermal in the U.S., per MWh?

99 usd.

300

How many jobs are there related to geothermal power?

5,200

400

In what way can geothermal energy be used, other than electricity?

Direct heating/cooling.

400

Where is the most geothermal energy produced in the United States?

California

400

How much less sulfur dioxide does geothermal produce, against fossil fuels?

97%

400

How can geothermal become more widespread?

Enhanced Geothermal System Technology is being developed. 

400

What 5 companies were the highest users of green energy, including geothermal?

Microsoft, Google, T-Mobile, Walmart, AT&T

500

How many MW of power do geothermal plants in the U.S. generate?

3,965 MWh

500

What well-known sight in America is also a geothermal vent?

The Yellowstone geysers!

500

What do geothermal plants do with the condensed steam, once they're done with it?

They inject it back into the ground, as long as it's clean.

500

What 5 countries account for over two-thirds of installed geothermal capacity?

United States, Indonesia, Turkey, Philippines, New Zealand

500

Where and when was the first geothermal plant set up?

(Hint- it is not in the United States.)

Tuscany, Italy, in 1904.