Across
- 1. The study of the origin, nature, and course of diseases
- 4. The study of the Earth's Atmosphere
- 6. The study of life and all living organisms
- 8. The study of the ocean and the plants and animals that live in it
- 12. The scientific study of substances
- 13. The study of stars,planets ,and space
- 14. The branch of physics that deals with sound and sound waves
- 15. The study of animals
Down
- 1. The study of the forms of life existing in former geologic periods
- 2. The study of plant life
- 3. The study of the earths physical structure
- 5. The branch of biology dealing with the relations and interactions between organisms and their environment
- 7. The branch of zoology dealing with fishes
- 9. The science of soil management and the production of field crops
- 10. The study of the distant past
- 11. The study of matter and energy
