Across
- 4. the stirring or shaking of a solution to increase reaction rate
- 7. all parts of a system have the same temperature
- 9. smallest unit of an element that retains its properties
- 13. layer of gases surrounding earth
- 14. water that flows over earth's surface
- 16. tectonic plates come together at what type of boundary
- 17. celestial body at the center of our solar system
- 20. tectonic plates move apart at what type of boundary
- 22. substance being dissolved
- 23. speed and direction
Down
- 1. transfer of heath through electromagnetic waves
- 2. how do you spell your science teacher's last name
- 3. the proccess by which oceans absorb carbon dioxide and become more acidic
- 5. distance/time
- 6. primary force that governs the motion of the planets
- 8. the use of resources in a way that ensures they will be available in the future
- 10. boiling water is an example of
- 11. water stored below earth's surface
- 12. tectonic plates slide past each other at what type of boundary
- 15. thermal energy transferred through contact
- 18. region of icy bodies beyond neptune's orbit
- 19. an area where all water drains to a common point
- 21. primary energy source driving earth's water cycle