Across
- 3. the smallest unit that can perform life's functions
- 6. an educated scientific guess
- 7. a ____________ property such as density, color or hardness
- 8. all living and nonliving things in an area
- 9. a close relationship between living organisms
- 10. a mixture that is uniform or same and hard to separate
Down
- 1. a mixture that is NOT uniform and is easy to separate
- 2. mass divided by volume, how much is packed in an area
- 3. a ____________ property is a characteristic of a chemical change: precipitate, color change, release of gas, change in energy
- 4. variety of living things in an area
- 5. cell __________ - all cells come from other cells, cells are the basic unit of life, all living things are made of cells