10
Lesson 10 of 84 · Days and Seasons
ExperimentWhy We Have Seasons
What You'll Learn
Seasons happen because Earth tilts on its axis. This tilt gives us summer and winter!
Key Words
- day
- night
- season
Materials Needed
- flashlight
- ball (Earth)
- small ball (moon)
Safety First
- Tie back long hair before starting the experiment.
- Protect your work surface with newspaper or plastic.
Steps
Step 1 — Read
Talk about what you already know about Days and Seasons.
Step 2 — Do
Trace your shadow in the morning and again in the afternoon. How did it change?
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 makes a shadow?