energy crossword puzzle

123456789101112131415161718192021
Across
  1. 6. what involves breaking up an atoms nucleus?
  2. 9. ___ is a liquid fossil fuel with a thick vicious texture
  3. 10. what is the cleanest fossil fuel? what is relatively abundant in the US?
  4. 15. fossil fuels are an example of this
  5. 17. the energy in the form of waves of the electromagnetic spectrum... it is a form of kinetic energy
  6. 18. the energy stored in forces hiding atomic nuclei together
  7. 19. the energy associated with the movement and flow of electrons
  8. 20. what is the most commonly used fossil fuel for electricity generation
  9. 21. what is the common process used for converting stored chemical energy into forms we can use for other things?
Down
  1. 1. what is a mixture of many different hydrocarbons called?
  2. 2. wind,solar,geothermal are examples of this
  3. 3. what is the formation of the compression of dead plant material?
  4. 4. a new form of extraction called ________________ has become quite controversial
  5. 5. energy of an object due to its position or shape
  6. 7. some atoms are________
  7. 8. the energy that is required to move or change an object's position
  8. 11. what involves joining 2 atomic nucleai?
  9. 12. the energy of motion
  10. 13. the energy stored in chemical bonds between atoms and molecules
  11. 14. fossil fuels are formed from the remains of organisms living ________ of years ago
  12. 16. what is the type of coal mining used when coal deposits are near the surface?