37
Lesson 37 of 84 · Climate
ExperimentThe Water Cycle: Condensation and Precipitation (Part 2)
What You'll Learn
Weathering breaks rocks into smaller pieces through physical processes (like freezing water expanding in cracks) and chemical processes (like acid rain dissolving limestone).
Key Words
- tectonic plates
- erosion
Materials Needed
- rain gauge
- cotton balls
- food coloring
- clear container
- rocks
Safety First
- Wear safety goggles when mixing liquids.
- Wash hands after handling materials.
Steps
Step 1 — Read
Read and learn: Weathering breaks rocks into smaller pieces through physical processes (like freezing water expanding in cracks) and chemical processes (like acid rain dissolving limestone).
Step 2 — Do
Follow the procedure carefully, step by step.
Step 3 — Observe
Watch carefully for any changes and note the time.
Step 4 — Record
Create a data table to organize your measurements.
Check Your Understanding
Question 1
1 of 3What powers the water cycle?