Across
- 2. neutral subatomic particle
- 4. procedure undertaken to make a discovery
- 6. energy of an object is the energy that it possesses due to its motion
- 10. chemical element with the symbol O
- 11. study of population statistics.
- 14. study of elements and compounds
- 15. science that deals with the earth's physical structure
Down
- 1. study of celestial objects and phenomena
- 3. the quality of being hot
- 5. study of life
- 7. the remains or impression of a prehistoric organism
- 8. fast flowing, narrow, meandering air currents
- 9. net movement of anything
- 12. the combination of two or more electromagnetic waveforms to form a resultant wave in which the displacement is either reinforced or canceled
- 13. the phenomenon in which an object changes its position over time