Across
- 2. The matter from which a thing is or can be made.
- 7. Firm and stable in shape.
- 9. A combination of different things in which the component elements are individually distinct.
- 10. The smallest particle of a chemical element that can exist.
Down
- 1. That which occupies space and possesses rest mass, especially as distinct from energy.
- 3. A substance that flows freely but is of constant volume.
- 4. A thing that is composed of two or more separate elements
- 5. A substance or matter in a state in which it will expand freely to fill the whole of a container.
- 6. Each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter.
- 8. Power derived from the utilization of physical or chemical resources.