Across
- 3. matter that has a definite composition(element symbol or chemical formula)
- 5. is absorbed or released (temperature changes hotter or colder)
- 8. beginning substances that start a reaction
- 10. is the energy possessed by an object due to its position, composition, or condiotn
- 12. smallest unit of an element that maintains the properties of that element
- 14. only 1 visibly distinct phase, the phase has the same properties throughout
- 15. depends on the amount of matter in the sample
- 16. a property that can be observed and measured without changing the materials compositions
Down
- 1. a solid that separates from solution (wont dissolve)
- 2. depends on the type of matter, not the amount present
- 4. is a pure substance made of only one kind of atom, such as carbon
- 6. anything with mass that occupies space
- 7. 2 or more visibly distinct substances, each phase has very different parts
- 9. process that releases energy into the surroundings
- 11. a process that absorbs energy from the surroundings
- 13. is a substance that is made from atoms of two or more elements that are chemically bonded such as water