Hot hot hot!

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Across
  1. 2. One part of the fire triangle
  2. 3. A compound produced from combustion
  3. 5. This gas puts out a fire
  4. 7. Which is the hottest bunsen burner flame?
  5. 8. The term for something we burn to get energy
  6. 9. What kind of extinguisher would you use on an electrical fire?
Down
  1. 1. Fire is a _____________ change
  2. 4. The gas required for a fire to burn
  3. 6. Puts a fire out