Answer Five of these questions. Please provide citations for the Answers. Write it in Essay format.
1. Describe the threats to the S.F. Bay estuary.
2. Describe the heat properties of water, and identify the traits of its three phases; solid, liquid and gas.
3. Describe how global fresh water supplies will be affected by climate change.
4. Describe the difference in the flow of energy that occurs during seasonal change. Use terms like axial tilt, revolution, insulation, solstice, etc.
5. Decisive three ways a raindrop that falls in the sierra Mountains can make it to the Bay Area.