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Lesson 79 of 84 · Weather
ExperimentThe Sun Warms the Earth (Part 3)
What You'll Learn
The sun warms the land and water, which warms the air. Warm air rises and cool air sinks.
Key Words
- erosion
- landform
- mountain
Materials Needed
- rain gauge
- cotton balls
- food coloring
Safety First
- Dispose of materials properly after the experiment.
- Handle glass items carefully to avoid breakage.
Steps
Step 1 — Read
Read and learn: The sun warms the land and water, which warms the air. Warm air rises and cool air sinks.
Step 2 — Do
Gather your materials and get ready!
Step 3 — Observe
Draw a picture of what you observe.
Step 4 — Record
Share your results with a partner.
Check Your Understanding
Question 1
1 of 3What causes wind?