Across
- 2. when a chemical reacts with oxygen, producing heat and energy
- 3. when two liquids mix and produce a solid, the solid is called a ___
- 4. A state of matter where atoms move freely and will fill whatever space they're in
- 7. a substance made up of more than one type of atom
- 9. A state of matter where the atoms will take the shape of their container
- 10. a pure substance made up of one type of atom
Down
- 1. when a solid is mixed with a liquid and breaks down into the solution
- 5. A state of matter where the atoms are closely packed together
- 6. the small building blocks of all matter
- 7. 2d pictures or 3d objects which we use to represent atoms and molecules
- 8. when two chemicals interact with each other, resulting in a chemical change