Lesson 20 of 84 · Space
Lesson⭐ 30 XP🚀 StarbaseThe Scale of the Universe
The Scale of the Universe.
🎯 Your mission
Learn the rule. Then catch nature using it.
⚡ The twist
Gravity is invisible — but it shapes everything.
Mind = Blown
🌟 The light from the closest star (after the sun) takes 4 years to reach you.
Make a hypothesis first
Before you check: which is closer?
What You'll Learn
Earth rotates on its axis once every 24 hours, causing day and night. The side facing the sun experiences day, while the opposite side experiences night.
Key Words
- nebula
- orbit
Steps
Study the diagram and label the parts you recognize.
Research and create a poster about one constellation. Include its stars, mythology, and when it's visible in your area.
Compare the before and after states.
Write your conclusion: did the results match your hypothesis? What would you change next time?
Check Your Understanding
Question 1
1 of 3What is a constellation?
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.
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