blazejewskia Energy Crossword

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Across
  1. 2. Created by burning wood, crops, and animal waste
  2. 4. These are put between the fuel rods if the reactor vessel gets too hot to slow down the chain of reactions
  3. 9. Energy that can be replenished in a relatively short period of time
  4. 10. Captures water and heats water inside of a tank
  5. 12. This is where water changes into steam from the heat inside of a nuclear power plant.
  6. 14. What does the steam turn to generate electricity inside of a nuclear power plant
  7. 16. Formed by mixing alcohol and gasoline
  8. 18. Reducing the amount of energy you use
  9. 21. The compounds that are produced from oil
  10. 23. What is the third need for fuel if the other two are transportation and heating and cooling
  11. 28. What is it called when a neutron strikes the U-235 nucleus and then the U-235 nucleus splits into two smaller nuclei and more neutrons and energy are released
  12. 29. A layer of material that traps air to block the air inside and outside of a building from transferring
  13. 30. Energy that cannot be replenished in a short amount of time
Down
  1. 1. A type of light bulb that is energy efficient
  2. 3. The chemical compounds that have carbon and hydrogen atoms in them
  3. 5. What oil is mainly used for
  4. 6. Solar energy is the original source of energy in wind and this
  5. 7. Electricity produced by flowing water
  6. 8. This element isn't commonly used as a fuel today because it takes more energy than is produced when it burns, and it is expensive
  7. 11. When a chemical change occurs, energy is provided by a substance
  8. 13. When fuel rods that are inside a nuclear reactor melt
  9. 15. Energy in the form of heat and light given off by the sun
  10. 17. Comes from the Earth's core as heat
  11. 19. The place where nuclear fission occurs in a nuclear power plant
  12. 20. What is it called when the two kinds of hydrogen are forced together by tremendous heat and pressure and it creates a helium nucleus with less mass than the hydrogen nuclei and the lost mass is converted into energy
  13. 22. This is what most coal is used for
  14. 24. The percentage of coal mined in the U.S.A. that is exported to other countries
  15. 25. A factory where crude oil is heated and then separated into fuels and other products
  16. 26. Examples are coal, natural gas, and oil
  17. 27. A type of energy that is clean, renewable, and inexpensive