4.06 to 4.08

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Across
  1. 3. energy resources that are _____________ can be replaced or replenished
  2. 5. _______ energy makes use of the heat from under the earth to turn water into steam to spin the turbines
  3. 9. The unit for electrical energy
  4. 10. _______________ are made from plant or animal matter such as wood, alcohol from sugar cane and methane gas from rotting waste
  5. 12. __________ fuels comes from the remains of plants and animals which has become coal, oil or natural gas
  6. 13. solar __________ are used to convert solar energy into electrical energy
Down
  1. 1. solar ________ are used to absorb energy from the sun to heat up water
  2. 2. A special generator that is driven by gigantic wind mills
  3. 4. __________ dioxide is released when fuel is burned
  4. 6. The ________________ power comes from water rushing down from a dam to turn turbines connected to generators
  5. 7. The _________ power comes from water coming in and out of a dam due to the movement of tides that turns the turbines
  6. 8. The waste or by-products that is produced by a power station and is damaging to the environment
  7. 11. Nuclear _________ is the process by which the sun releases its energy