Combustion Crossword
Across
- 2. Your olfactory sense picks this up.
- 4. Combustion needs heat, oxygen and _________.
- 5. Percent of oxygen in air.
- 8. A fire that’s getting bigger.
- 11. A lit candle produces _________ and light.
- 15. A glass cup used for science experiments.
- 16. Gas that is in about four fifths of air.
- 17. A fire that’s dying down.
- 19. The C of CO2
Down
- 1. Another word for burn.
- 3. You should do this when you smell something in Science.
- 6. This turns white when mixed with carbon dioxide.
- 7. The movement of air.
- 9. Something that smells beautiful when burned.
- 10. The tip of a spray can.
- 12. Another way to say “put out” a fire.
- 13. Gas that makes a lit candle burn brighter.
- 14. Something that shows the presence of something
- 15. Equipment used to pump air into an oven.
- 18. One of the three states of matter: solid, liquid and ______.