blazejewskia Energy Crossword

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