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Lesson 38 of 84 · Fossils
ExperimentWind and How It Moves (Part 2)
What You'll Learn
Wind and water change the shape of land over time. This is called erosion.
Key Words
- snow
- wind
Materials Needed
- cotton balls
- food coloring
- clear container
- rocks
- sand
- clay
Safety First
- Dispose of materials properly after the experiment.
- Handle glass items carefully to avoid breakage.
- Do not mix unknown chemicals together.
Steps
Step 1 — Read
Read and learn: Wind and water change the shape of land over time. This is called erosion.
Step 2 — Do
Follow the steps one at a time.
Step 3 — Observe
Look for something that changed. What is it?
Step 4 — Record
Circle the correct answer on your worksheet.
Check Your Understanding
Question 1
1 of 3What does a thermometer measure?