chemistry
Across
- 3. the action of taking something apart
- 6. the arrangement, type, and ratio of atoms in molecules of chemical substances.
- 7. when something shakes rapidly
- 8. the movement of an object
- 9. what you weigh something with
- 12. matter with variable composition made from two or more substances
- 13. has the properties of both metals and non-metals
- 14. when something is made it is
Down
- 1. substances that are formed during a reaction
- 2. beginning substances that start a reaction
- 4. when two objects hit eachother they
- 5. a substance made up of atoms with the same atomic number
- 10. a substance made from atoms of two or more elements
- 11. not easily reversed
- 13. anything that has mass and volume