Trace a watershed
Trace a watershed using supplied evidence and a solved model.
About 25 minutes, plus any extended practice
Open lesson 1Watersheds, Groundwater and Design
Trace surface and underground water and evaluate runoff models.
Before you begin
- Read or listen to supplied scientific descriptions and follow a labeled diagram.
- Use division, fractions, percentages and stated measurement units.
Choose by skill rather than age alone. Read with an adult when useful, revisit a lesson, or explore another grade.
Follow the lesson sequence
Explain groundwater storage
Explain groundwater storage using supplied evidence and a solved model.
About 25 minutes, plus any extended practice
Open lesson 2Balance a model water store
Balance a model water store using supplied evidence and a solved model.
About 25 minutes, plus any extended practice
Open lesson 3Evaluate runoff design mechanisms
Evaluate runoff design mechanisms using supplied evidence and a solved model.
About 25 minutes, plus any extended practice
Open lesson 4Review and transfer
After the lessons, try 4 new review cases and a practical task. Each answer has an explanation and a link back to the related lesson.
Open the unit reviewGuest answers are temporary. Keep your own paper or document; this unit does not certify completion or record a school grade.
Topic references
- NGSS topic reference: topic reference — Watersheds, Groundwater and Design; original supplementary instruction, not a certified alignment claim.
These references informed the topic selection. They do not certify complete standards alignment.