Across
- 3. A kind of matter with uniform properties
- 5. table table filled with every element
- 6. Any substance that has mass and takes up space
- 9. Substance made up of two or more different chemical elements combined in a fixed ratio
- 10. A type of cell that receives and sends messages from the body to the brain
Down
- 1. Substance made by mixing other substances together
- 2. Measurement that refers to the amount of matter that makes up an object
- 4. A subatomic atom particle that is found in all atoms
- 7. Tells you that a change has taken place in a equation
- 8. A stable subatomic particle occurring in all atomic nuclei