| Hint | Answer | % Correct |
|---|---|---|
| Heat source temperature req | 150 | 100%
|
| Low temperature technology | Aquifers | 100%
|
| Low temperature fluid allows....... to harness geothermal power | Areas with lower temperature rocks | 100%
|
| Low temperature fluid example +boiling temp C | Butane, 60 | 100%
|
| Environmental impacts | Gaseous emissions | 100%
|
| Steam systems: ___ __________ __________ is brought to the surface using an __________ ________, producing _____ to ________ ________ | High temperature groundwater, extraction borehole, steam, generate electricity | 100%
|
| High temperature technology | Hot dry rock systems | 100%
|
| Heat is moved to the crust by... | Hot water | 100%
|
| Environmental impacts | Infrastructure construction | 100%
|
| Future technology | Low temperature fluids | 100%
|
| Heat is moved to the crust by... | Molten magma | 100%
|
| Cause | Radioactive decay in the mantle | 100%
|
| Low temperature technology | Springs | 100%
|
| High temperature technology | Steam systems | 100%
|
| Environmental impacts | Waste water | 100%
|
| Hot dry rock systems: _____ is pumped down an _______ _______, _____ is recovered from a ______ _______ | Water, injection borehole, steam, second borehole | 100%
|
| Use of low temp technologies | District heating | 0%
|
| Method to increse surface area | Fracturing rocks | 0%
|