Chemistry and Energy

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Across
  1. 2. the atomic number for carbon
  2. 4. the transfer of heat energy through the movement of liquids and gases
  3. 5. Chemical formula for salt
  4. 8. energy from a source that is replenishable in a human timescale
  5. 11. substance which has high electrical conductivity with a lustrous appearance
  6. 12. sources of energy used that were formed in the geological past from the remains of living organisms
  7. 13. a light bulb will produce light energy in addition to what other form of energy?
  8. 14. process where heat energy is transmitted directly through a physical substance from a hotter to cooler region
  9. 16. substance with poor electrical conductivity
Down
  1. 1. made up of two or more substances that are not chemically bonded
  2. 3. emission of energy as electromagnetic waves
  3. 6. made up of identical molecules of two or more elements chemically bonded together in fixed ratios
  4. 7. form of energy involving the movement of particles or an object
  5. 9. a substance that cannot be broken down into simpler substances where all atoms have the same atomic number
  6. 10. Element with the chemical symbol Au
  7. 15. the common term for carbon that undergoes combustion to produce energy
  8. 17. gas required for aerobic respiration
  9. 18. smallest unit of an element that cannot be broken down chemically