1.  Everything in the universe that has mass and takes up space.

2.  The amount of matter something contains.

3. Matter that has a definite shape and takes up a definite amount of space.

4. Matter that takes the shape of its container and takes up a definite amount of space.

5. Matter that has no definite shape and takes up no definite amount of space.

6. The amount of matter takes up.

7. The property of matter that compares the amount of matter to the space taken up.

8. A mixture in which the particles of different kids of matter are mixed evenly with each other.

9. When one material forms a solution with another material.

10. A measure of the amount of a material that will dissolve in another material.

11. The ability of matter to float in a liquid or gas.