Across
- 3. Deals with the physical and biological properties of the sea
- 7. an individual animal, plant, or single-celled life form
- 8. explains
- 9. Blanket of gasses surrounding the earth
- 10. Variable that does not change
- 11. Uses words to describe
- 12. the force that attracts a body toward the center of the earth
- 13. To which your results can compare
Down
- 1. Deals with earths physical structure and substances
- 2. An expert in meteorology
- 4. Regions of the surface, atmosphere and the hydrosphere
- 5. Earths interior between the crust and core
- 6. Uses numbers to measure
- 8. principle, describes, doesn't explain
- 13. Outermost layer of a planet