Across
- 2. transformation of water to gas
- 5. water flowing across land
- 6. the source of energy that drives the water cycle
- 9. the only state of water that is usually invisible
- 13. the way molecules in a substance move around each other
- 14. the solid state of water
- 15. a continuous series of events that has no end
- 17. the coolest kid in the classroom
- 18. what water does when it changes from one form to another
- 19. an essential element for animal and plant life
- 21. the layer above the earth that water enters when it evaporates
- 22. the continuous movement of water through three states
- 23. water vapor reforming as liquid water
- 24. movement of water through air as in "ocean to land"
Down
- 1. a pull between two molecules (can be weak or strong)
- 3. the chemical formula of water
- 4. evaporation through plants
- 7. a group of atoms joined together in a particular way
- 8. the state of water if it is not solid or gas
- 10. the energy that an object has because it is moving
- 11. the condition of water in in its gas, liquid, or solid form
- 12. water falling to earth as snow or rain
- 16. the number of states water can exist in
- 18. a measure of how hot or cold something is
- 20. a noticeably different form or state of the same substance