Unit 1.3 Energy

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Across
  1. 2. External surroundings.
  2. 8. Cell, A device that converts light into electricity.
  3. 9. Energy, An energy source that will never run out.
  4. 10. The flow of electrical power or charge.
  5. 15. Effect, The phenomenon whereby the earth's atmosphere traps solar radiation
  6. 17. Energy, Energy visible to the eye.
  7. 18. The ability to do work
  8. 19. of Conservation of Energy, Energy can be neither created nor destroyed.
  9. 20. Energy, The use of flowing water from waterfalls and dams to produce electricity.
  10. 21. The first and simplest element on the periodic table.
  11. 22. Gas, Gas usually found within the vicinity of petroleum reserves.
  12. 23. Grid, A system by which electrical power is delivered throughout a region.
  13. 24. Energy, Energy in transit.
  14. 26. Fuel, A natural fuel such as coal or gas formed in the geological past from the remains of living organisms.
  15. 27. Refers to the use of resources in ways that prevent their being depleted or permanently damaged.
  16. 29. Energy, A resource that cannot be replaced once used.
  17. 31. Change, Any significant change in measures of climate
  18. 33. Turbine, A propeller driven by the wind and connected to a generator.
  19. 36. Energy, Energy produced by mechanical devices
Down
  1. 1. Energy stored in the earth in the form of heat.
  2. 3. Energy, Any source of energy that is limited and cannot be replaced when it is used
  3. 4. Energy, A resource that can be replaced when needed.
  4. 5. Energy, The power of the atom.
  5. 6. A result of a force moving an object a certain distance.
  6. 7. A measure of power equal to one joule of work per second.
  7. 8. The rate at which work is performed or energy is expended.
  8. 11. The process of controlling resources
  9. 12. Energy, The potential energy locked within a system and released during a chemical reaction.
  10. 13. Oil.
  11. 14. Energy, The energy that a piece of matter has because of its position or nature or because of the arrangement of parts.
  12. 16. Energy, Energy associated with the flow of electrons.
  13. 25. Energy, The energy possessed by a body as a result of its motion.
  14. 28. The ratio of the useful energy delivered by a dynamic system to the energy supplied to it.
  15. 30. Farm, A collection of wind turbines used to create electricity.
  16. 32. Plant materials and animal waste used especially as a source of fuel.
  17. 34. Energy, Energy derived from wind by means of windmills or wind turbines.
  18. 35. Energy, Energy from the sun.