75
Lesson 75 of 84 · Earth Systems
ExperimentStormy Weather Safety (Part 3)
What You'll Learn
A weather vane shows which direction the wind is blowing. A windsock does too!
Key Words
- soil
- mineral
- fossil
Materials Needed
- cotton balls
- food coloring
- clear container
Safety First
- Do not mix unknown chemicals together.
Steps
Step 1 — Read
Talk about what you already know about Earth Systems.
Step 2 — Do
Sort rocks by color, size, and texture. Record how many are in each group.
Step 3 — Observe
Compare what happened to what you predicted.
Step 4 — Record
Tell the class one thing you learned today.
Check Your Understanding
Question 1
1 of 3What is the hottest season?