lecture 1 and 2
Across
- 3. Where life operates
- 4. comprises all types of water resources
- 9. the protective blanket of gases surrounding the Earth
- 11. is the outer mantle of the solid earth.
- 13. Is the rate at which energy is used
- 14. anything that takes up space and has mass.
- 16. A solution with a pH higher than 7.
- 19. is the energy that it possesses due to its motion.
- 20. Developing new knowledge based upon old knowledge.
Down
- 1. the study of the interactions between life and its physical environment
- 2. earth sciences, especially geology.
- 5. focuses on the Earth’s atmosphere and its interrelation to the other system
- 6. produced when a rise in temperature causes atoms and molecules to move faster and collide with each other
- 7. it is needed by all known forms of life
- 8. is done when force is applied to an object over a distance
- 10. Stored energy that depends upon the relative position of various parts of a system.
- 12. is the ability to do work It is needed by all known forms of life.
- 15. is the study of energy
- 17. the concentration of hydronium ions in a solution
- 18. The study of interactions among physical, chemical, and biological components of the environment