Lesson 8 of 84 · Space
Experiment⭐ 30 XP🚀 StarbaseGalaxies: Islands of Stars
Galaxies: Islands of Stars.
🎯 Your mission
Run the experiment. Find out what really happens.
⚡ The twist
The light you see now started its trip a long time ago.
Mind = Blown
🪐 A day on Venus is longer than a year on Venus.
Make a hypothesis first
Guess: how big does that look from here vs. from there?
What You'll Learn
Galaxies are enormous collections of stars, gas, and dust held together by gravity. Our Milky Way galaxy contains hundreds of billions of stars and is a spiral galaxy.
Key Words
- inner planets
- outer planets
Materials Needed
- foil
- scissors
- flashlight
- ball (Earth)
- small ball (moon)
Safety First
- Dispose of materials properly after the experiment.
Steps
Read the introduction and identify the main idea of this lesson.
Build a scale model of the inner solar system using different-sized balls. Research the relative sizes and distances of the planets.
Observe what happens and describe it in detail.
Record your observations in your science journal with measurements and descriptions.
Check Your Understanding
Question 1
1 of 3What is a galaxy?
Where you see this in real life
Every sunrise and every shadow is this idea in action.
Stretch Challenge
Try this in real life this week.
Look at the moon tonight. Notice its shape. Look again in 3 days.
For the dinner table
“If you could visit any planet, which would you pick and why?”
Next Smart Experiment
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