Across
- 2. the process in which a fuel burns because it combines rapidly with oxygen
- 6. The motion and position of an object
- 10. a dark,liquid fossil fuel made up mostly of hydrocarbons
- 11. travels through space in the form of waves
- 14. The extraction of a mineral by removing a strip of layers of soil
- 15. Involves forces in atoms
Down
- 1. Occurs when sulfide minerals in rock react with oxygen.
- 3. Energy that cannot be replaced
- 4. When fuel rods produce so much heat they meltdown
- 5. Kinetic energy of all the atoms and molecules in an object
- 7. generating the energy released by the sun
- 8. Nearly always available somewhere on earths surface
- 9. Is the splitting of an atoms nucleus into two smaller nuclei
- 12. Energy associated with with electric charges
- 13. stored in the bonds that hold the atoms together in molecules