nonrenewable energy

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Across
  1. 5. Energy is energy stored in the bonds of chemical compounds
  2. 7. Energy is the sum of potential energy and kinetic energy.
  3. 8. Fusion is a nuclear reaction in which two or more atomic nuclei come very close and then collide at a very high speed and join to form a new nucleus
  4. 9. a liquid mixture of hydrocarbons that is present in certain rock strata
  5. 11. Energy comes from sources that will run out or will not be replenished in our lifetimes
  6. 12. Energy is energy that is caused by moving electric charges.
Down
  1. 1. burning something.
  2. 2. Energy is the energy that comes from heat
  3. 3. Energy is generally defined as energy that is collected from resources which are naturally replenished on a human timescale
  4. 4. Energy is the radiant energy released by certain electromagnetic processes.
  5. 6. Mining obtain by open-pit mining.
  6. 10. accident in a nuclear reactor
  7. 13. Damage chemical burn