Geothermal Power Flashcards
1
Q
Where does geothermal energy use energy from?
A
Underground thermal energy stores - this is only possible in volcanic areas where hot rocks lie quite near to the surface. The source of much of the energy is the slow decays of various radioactive elements including uranium deep inside the earth.
2
Q
What can geothermal energy be used to do?
A
. generate electricity
.heat buildings directly
3
Q
What are advantages of geothermal power?
A
. free energy
.reliable
. very few environmental problems
4
Q
What are disadvantages of geothermal energy?
A
.there aren’t very many suitable locations for power plants
.cost of building a power plant is often compared to the amount of energy it produces