Energy

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Across
  1. 2. Creation of energy by joining the nuclei of two hydrogen atoms to form helium.
  2. 7. a change in form, appearance, nature, or characteristic
  3. 10. a machine in which moving gas or liquid is used to turn a wheel or cylinder
  4. 12. nuclei of atoms are split, causing energy to be released
  5. 14. A box moving along a conveyor belt
  6. 15. Sand on the beach feels warm to the touch
  7. 16. Lightning produced during a storm
  8. 17. nuclei of atoms are joined together, causing energy to be released
  9. 18. A piece of fruit hanging from a tree
  10. 19. energy stored in the chemical bonds of atoms.
Down
  1. 1. the energy of stretched or compressed objects
  2. 2. The splitting of an atomic nucleus to release energy.
  3. 3. a group of related objects that interact and form a complex whole
  4. 4. the principle that energy cannot be created or destroyed;the total amount of energy in the universe is always thesame
  5. 5. fuels fuels such as coal, oil, and natural gas that formed from remains of prehistoric plants and animals
  6. 6. the part of total internal energy that can be transferred in the form of heat
  7. 8. the energy stored in the nucleus of an atom
  8. 9. Radio waves transmitted from a tower
  9. 11. the energy associated with electromagnetic waves
  10. 13. Almost all of the energy on Earth comes from the Sun