Name a renewable energy resource. - Solar, Give a disadvantage of solar cells. - Can't use them at night, What are solar panels used for? - Heat , Why might people NOT want wind turbines by their homes? - Noisy, What does carbon neutral mean? - CO2 release = CO2 taken in during photosynthesis, Give a disadvantage of using biofuels. - Release CO2, What does renewable mean? - Can be replenished / replaced, How do wind turbines work? - Wind turns the turbines, Which energy resource makes use of GPE stores? - HEP (Hydro-elelctric power), Why is using wood as a fuel considered to be carbon neutral? - CO2 release = CO2 taken in during photosynthesis, 1. Name 3 fossil fuels - Coal, oil, gas, 2. Name a non-renewable energy resource other than fossil fuels - Nuclear, 3. When were fossil fuels formed? - Millions of years ago, 4. What were fossil fuels formed from? - Remains of plants & animals that died millions of years ago, 5. What was the ultimate energy source for fossil fuels? - The sun, 6. What must be done to a fuel to release the energy stored inside? - Combustion, 7. In what form is energy stored in fuels? - Chemical, 8. What harmful gas is produced during combustion? - CO2, 9. What effect does this have on our atmosphere? - Increased greenhouse gases, 10. Why is generating electricity using fuels inefficient? - Dissipated energy in furnace & when turbines turn,

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