Geothermal energy is obtained by using the heat stored in the Earth’s interior to heat up water, which is brought back to the surface as steam. The steam is used to drive an electric generator. What is the source of heat for geothermal energy?

Earth's internal heat is thermal energy generated from radioactive decay and continual heat loss from Earth's formation.

Earth's internal heat is thermal energy generated from underground geysers.

Earth's internal heat is thermal energy generated from molten rock under great pressure.

Earth's internal heat is thermal energy generated from radioactive decay and molten rock.

3. What is the advantage of horizontal axis rotors compared to vertical axis rotors?

c. They capture wind more efficiently

a. They are cheaper to manufacture

d. They require less maintenance

Fill in the blanks with the best choice

water harness energy into electricity

sev3b renewable energy Lesson

Interactive Video

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Biology

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9th Grade

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Practice Problem

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Hard

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NGSS

HS-ETS1-3, HS-PS3-3, HS-ESS3-2

Standards-aligned

Alfred Allen

Used 11+ times

FREE Resource

41 questions

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SLIDE QUESTION

30 sec • Ungraded

OPEN ENDED QUESTION

3 mins • 1 pt

Think of a video game where you had to obtain something to be more efficient(easier or upgrade). Think of Super Mario bros if you do not play games.

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