521219
Description
Flashcards by Amber Youens, updated more than 1 year ago
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Created by Amber Youens
almost 11 years ago
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| Question | Answer |
| What type of current CANNOT be transferred efficiently over long distances? | D.C (Direct Current) |
| What type of current CAN be transported over long distances? | A.C (Alternating Current) |
| What type of current do BATTERIES produce? | D.C (Direct Current) |
| What type of current does MAINS ELECTRICITY produce? | A.C ( Alternating Current) |
| How much VOLTAGE does MAINS ELECTRICITY have? | 230V |
| What are the two groups that energy can be split into? | Renewable and Nonrenewable. |
| Name 6 renewable energy sources. | Wind, Geothermal, Hydroelectric, Tidal, Wave, Solar. |
| Name 3 fossils fuels. | Coal, Oil and Gas. |
| How do power stations work? | 1) an energy source is burned 2) this heats the water 3) The water turns to steam 4) The steam turns a turbine 5) The turbine generates electricity |
| Name 3 harmful effects of burning FOSSIL FUELS. | Carbon Dioxide release, Sulfur dioxide and nitric oxides release and ash clouds. |
| What is NUCLEAR FISSION? | Splitting the atoms of uranium to produce large amounts of energy. |
| What is BIOFUEL? | BIOMASS that has been processed to produce a more useful fuel. |
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