Lesson 82 of 84 · Space
Lesson⭐ 30 XP🚀 StarbaseSeasons: Why They Change (Part 5)
Seasons: Why They Change (Part 5).
🎯 Your mission
Master the concept. Use it tomorrow.
⚡ The twist
Up there, the rules of down here stop working.
Mind = Blown
🌟 The light from the closest star (after the sun) takes 4 years to reach you.
Make a hypothesis first
Predict: what would happen on the moon vs. on Earth?
What You'll Learn
Earth revolves around the sun once every 365.25 days, creating a year. The tilt of Earth's axis (23.5 degrees) causes the seasons as different hemispheres receive more direct sunlight.
Key Words
- galaxy
- light-year
- nebula
Steps
Look at the vocabulary words and write a definition for each in your own words.
Track the moon's phase each night for two weeks. Draw what you see and identify the pattern.
Watch carefully for any changes and note the time.
Create a data table to organize your measurements.
Check Your Understanding
Question 1
1 of 3What causes the seasons?
Where you see this in real life
GPS, weather forecasts, and the seasons all rely on this.
Stretch Challenge
Try this in real life this week.
Find a constellation in the sky. Look it up. Tell someone its story.
For the dinner table
“If you could visit any planet, which would you pick and why?”
Next Smart Experiment
We'll pick an experiment that matches exactly how you're thinking right now.
Share this experiment
Send it to a parent who's looking for a 10-minute kitchen science win.
Checkout complete lesson on Space for 5th Grade
Get the full Space track as a printable PDF — all lessons, worksheets, and answer keys.