Energy at Work

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Across
  1. 5. natural transmutation
  2. 6. transfer of energy through space or matter by waves
  3. 11. the amount of heat needed to raise the temperature of a substance 1 degree
  4. 13. source of energy formed from buried remains of dead plants and animals
  5. 16. electromagnetic wave with the shortest wavelength and highest frequency
  6. 17. the measure of average kinetic energy of particles in an object
  7. 18. substance that conducts heat well
Down
  1. 1. nucleus that naturally decays and falls apart
  2. 2. heat transfer that occurs in moving fluids
  3. 3. substance that does not conduct heat well
  4. 4. nucleus that does not decay or fall apart
  5. 7. process of change within atom's nucleus produces different element
  6. 8. ability of some elements to give off nuclear radiation
  7. 9. particles released during radioactive decay
  8. 10. machine that converts heat energy into mechanical energy to do work
  9. 12. transfer of heat from one substance to another through direct contact
  10. 14. amount of heat needed to raise the temperature of water 1 degree
  11. 15. energy transferred between substances at different temperatures