Chemmatter
Across
- 3. - the protein contained in red blood cells that is responsible for delivery of oxygen to the tissues.
- 4. - a small, yellow bird that is well known for its singing.
- 6. - relating to or having the characteristics of a gas.
- 7. - a small thin, piece, or amount of something.
- 9. - small, dry sticks or other materials used to start a fire.
- 11. - catch fire or cause to catch fire.
- 12. - gather (a crop) as a harvest.
- 13. - a hole bored or drilled in the earth
- 16. complicated in structure; consisting of interconnected parts.
- 17. - revive (someone) from unconsciousness or apparent death.
- 18. - a strong desire to know or learn something.
- 19. - very large in size, quantity, or extent.
Down
- 1. - sinking of the ground because of underground material movement
- 2. - a tall vertical structure of stone, wood, or metal, used as a support for a building.
- 4. - able to catch fire and burn easily.
- 5. - surround and have or hold within.
- 8. - covering a wide area in terms of space or scope; extensive or wide-ranging.
- 10. - being or occurring at the middle place, stage, or degree or between extremes.
- 14. - the process of burning slowly with smoke but no flame.
- 15. - coal of a hard variety that contains relatively pure carbon and burns with little flame and smoke.