Across
- 3. A small particle that is a building block of matter
- 5. The amount of matter in an object
- 7. Matter with a composition that is always the same
- 9. Matter that can vary in composition
- 11. The amount of substance in a certain volume
- 12. Form a solution by mixing evenly
Down
- 1. A substance that consists of just one type of atom
- 2. The measure of the average kinetic energy of the particles in a material
- 4. Anything that has mass and takes up space
- 6. The ability of one substance to dissolve in another
- 8. The mass per unit volume of a substance
- 10. A type of substance containing atoms of two or more different elements chemically bonded together