Across
- 1. developing gradually
- 3. a movement
- 6. deals with the properties
- 8. the nature of properties of matter and energy
- 9. a tax, fee
- 11. period of time containing 365
- 12. container for heating water
Down
- 2. speed greater than that of sound
- 4. having the highest academic achievements
- 5. compelling charm
- 6. logical reasoning
- 7. successful
- 10. lack of basic material