1. Surface Water
Drill: List as many examples of surface water as you can?
Objectives: SWBAT diagram portions of rivers and river systems in order to understand how water moves across land.

2. Vocabulary Tributary: A smaller body of water that flows into another.
Similar: Contribute: add to the total.
Example: Codorus creek is a tributary of Lake Codorus.
River: A large stream of water that flows into a lake or ocean.
Ex: The Mississippi River
River System: All of the streams and channels that drain into a particular river.

3. Label the parts of the River System
Tributaries
Highlight 2 in red
River
Find and highlight 1
River System
Circle an example

4. Terms to know
The Appalachian Mountains serve as a natural divide that creates the Chesapeake Bay Watershed.
Can you think of a definition for the 2 underlined words?
Divide:
Watershed:

5. Label the parts of the watershed.
Divides
Highlight 2
Watershed area
Circle

6. Chesapeake Bay Watershed
Highlight
Rivers
Green
Bay
Orange
Tributaries
Red
Watershed
Yellow
Divide
Pink

7. Food for Thought
A young girl in Southern New York released her own “message in a bottle” with her address in a local stream. Five years later she received a note from a local beach comber saying he found her note on shore along the mouth of the Chesapeake Bay.
How did this happen?

8. Environmental Questions
How do river systems and watersheds play a part in the water cycle?
Why are scientists concerned about runoff?
During what seasons would runoff be increased?

9. Google Earth Open Google Earth.
On the “Fly To” tab type in, “Wrightsville, PA”.
Note the elevation in your journal.
Zoom in and “look up”
Follow the Susquehanna River until you reach the mouth of the Chesapeake Bay.
Note the elevation.
***Describe your trip in your journal
Discuss changes you observe in elevation, terrain, shape, and direction.