Heat Transfer Puzzle

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Across
  1. 1. Materials that don't allow heat energy to pass through them well
  2. 4. When atoms share electrons
  3. 5. Transfer of heat through direct contact
  4. 9. Lowest limit of the temperature scale
  5. 10. Materials that transfer heat well
Down
  1. 1. When electrons are transferred between atoms of opposite charge
  2. 2. Result of a chemical reaction
  3. 3. Flow of energy from warmer places to cooler places
  4. 4. Transfer of heat in a liquid or gas
  5. 6. Measurement of the average kinetic energy of the particles of an object
  6. 7. The substances that have caused a chemical reaction
  7. 8. Transfer of heat through electromagnetics waves