1. Chapter 2 : Lesson 3
Earth’s Water

2. Essential Question
What drives the Earth’s water Cycle?

4. The Water Cycle
The water on earth is continuously circulated between the atmosphere, the oceans, and the earth

5. Evaporation: the process of converting liquid into vapor or gas

6. Condensation: the process of excess water vapor changing into liquid water when warm air cools

7. Precipitation: moisture that falls to Earth as rain, sleet, hail, or snow

8. Desalination– the removal of salt from seawater to make it usable for drinking

11. Ground Water: water held in the pores of rocks

12. Aquifer: underground water-bearing layers of porous rock, san or gravel

13. Writing Assignment
Write a letter persuading companies to invest in constructing a desalination plant in a foreign country that desperately needs freshwater. Make sure to include pros and cons of investing in this venture.

14. Review Question:
Chapter 2 : Lesson 3
Read pages and answer Review Questions on page 54 Hand in Google Class Room.