1. Environmental Science October 8, 2008
Mrs. Waldinger
Do Now: List two things that happens to water when it rains.
Aim: How does water cycle in an ecosystem?
HW #6 is due Monday.
Quiz on material cycles Friday…Study!!!

2. Water

4. Evaporation – Water vapor rises.
Condensation – The change of water vapor to liquid water when the warm air of the atmosphere rises, cools and loses its ability to hold water.
Precipitation – Rain, snow, sleet, hail, etc.
Transpiration – The evaporation of water into the atmosphere through the leaves and stems of plants.
Ground Water – runoff from glaciers and icecaps; surface water in aquifers, for example.

5. Evaporation

6. Condensation

7. Precipitation

8. Transpiration

9. Source of Energy

10. Condensation Transpiration Precipitation Evaporation The Clouds form
The movement through plants
Precipitation
The rain falls
Evaporation
The vapor rises

11. Ground Water

13. Water Chemical Properties-
Two atoms of hydrogen o +
One atom of oxygen