buncen burner hw

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Across
  1. 2. when the buncen burners air hole is open
  2. 4. its hot
  3. 6. you tie your hair with it
  4. 7. its in a tap
  5. 10. you wear it when doing experiments
Down
  1. 1. when the buncen burners air hole closed
  2. 3. you light it
  3. 5. you wear them on your face
  4. 8. black and under a fire
  5. 9. you strike it against a box and it makes fire