Across
- 1. Anything that has mass or takes up space.
- 4. Any time a metal is mixed with one other element.
- 6. Table An organized system of elements based on their properties.
- 8. Elements physically mixed together not chemically bonded together.
Down
- 2. Building blocks
- 3. Atoms of the same type together.
- 5. Whenever a group of atoms is held together by chemical bonds.
- 7. Elements chemically bonded together.