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Across
  1. 4. energy-energy that a body possesses by virtue of being in motion.
  2. 7. liquid mixture of hydrocarbons that is present in certain rock
  3. 8. energy-radiant energy emitted by the sun.
  4. 9. energy- internal energy present in a system in a state of thermodynamic equilibrium by virtue of its temperature.
  5. 10. combustible black or dark brown rock consisting mainly of carbonized plant matter
  6. 12. energy produced by living organisms.
  7. 14. energy-energy stored in the bonds of chemical compounds
  8. 15. energy-energy obtained by harnessing wave power
  9. 16. action of dividing or splitting something into two or more parts
  10. 17. energy- It is the energy associated with the motion and position of an object
  11. 18. gas-flammable gas, consisting largely of methane and other hydrocarbons
  12. 19. energy-Thermal energy is a term sometimes used to refer to the internal energy present in a system in a state of thermodynamic equilibrium by virtue of its temperature.
  13. 20. energy-Radiant energy is the energy of electromagnetic radiation
Down
  1. 1. energy-the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors
  2. 2. energy-A wind turbine is a device that converts kinetic energy from the wind into electrical power
  3. 3. total mass of organisms in a given area or volume.
  4. 5. energy-Tidal energy is a renewable source of energy
  5. 6. fuel-a natural fuel such as coal or gas
  6. 7. brown, soil-like material characteristic of boggy, acid ground, consisting of partly decomposed vegetable matter
  7. 9. to or denoting the generation of electricity
  8. 11. energy-the energy released during nuclear fission or fusion, especially when used to generate electricity.
  9. 12. energy-an electric charge that lets work be accomplished
  10. 13. involving mental or physical effort done in order to achieve a purpose or result
  11. 16. process or result of joining two or more things together to form a single entity
  12. 21. renewable resource-A resource of economic value that cannot be readily replaced by natural means on a level equal to its consumption