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Lesson 71 of 84 · Natural Resources
ExperimentThe Water Cycle: Evaporation (Part 3)
What You'll Learn
The water cycle describes how water moves through Earth's systems. Water evaporates from oceans, condenses into clouds, falls as precipitation, and flows back to the ocean.
Key Words
- tectonic plates
- earthquake
Materials Needed
- cups
- thermometer
- rain gauge
Safety First
- Wash hands after handling materials.
Steps
Step 1 — Read
Read about Natural Resources and write down three key facts.
Step 2 — Do
Model erosion: tilt a tray of soil and pour water from a cup at the top. Observe how channels form. Try adding plants or rocks to slow the erosion.
Step 3 — Observe
Observe what happens and describe it in detail.
Step 4 — Record
Record your observations in your science journal with measurements and descriptions.
Check Your Understanding
Question 1
1 of 3What is the water cycle?