Across
- 2. This exists in one of three states of matter and undergo changes of state to change between them
- 4. These particles cannot change places as they are held together very tightly in a regular arrangement
- 6. These particles have a large amount of energy and move around quickly in all directions
- 8. Permanent
- 11. changes - irreversible
- 12. These can be used to separate items that are magnetic from non-magnetic items
Down
- 1. This is a process that can separate a mixture by making it move through another substance like a paper strip.
- 3. These particles have more energy than in a solid and vibrate around and can change places with one another
- 5. Temporary
- 7. A barrier with holes
- 9. changes - reversible
- 10. Like a sieve with smaller holes