Across
- 3. In a hurry
- 5. black substance formed with silver reacts with sulfur in the air
- 6. a formal event, often with speech making
- 8. train engines
- 9. begins with one kind of matter but ends with another
- 13. workers
- 14. to be successful
Down
- 1. to be very active
- 2. begins and ends with the same type of matter
- 4. from coast to coast
- 7. solid, brown substance formed when iron gets wet and reacts with oxygen in the air
- 10. change of a liquid to a gas without boiling
- 11. physical change in which one state of matter changes to another
- 12. to help