CHEMICAL AND PHYSICAL CHANGES
Across
- 2. Anything that has shape and takes up
- 6. What matter is made of
- 8. A type of change that can not be undone
- 9. A change that can be undone
- 10. When atoms of different or similar elements combine
Down
- 1. The simplest form of matter
- 3. The smallest form of matter
- 4. We can categorize changes in matter by looking at ______ structure
- 5. An example of an _________ reaction is mixing baking soda with vinegar
- 7. Size, _____, color, or chemical composition