Lesson 81 of 84 · Light
Experiment⭐ 30 XP⚡ Spark LabObserve and Ask Questions (Part 5)
Observe and Ask Questions (Part 5).
🎯 Your mission
Run the experiment. Find out what really happens.
⚡ The twist
The opposite of what you expect is often what happens.
Mind = Blown
🎢 You feel weightless on a roller coaster because you and the seat are falling at the same speed.
Make a hypothesis first
Predict: what happens if you double the force?
What You'll Learn
Scientists observe the world carefully and ask questions about what they see.
Key Words
Tap a word to see its definition.
Materials Needed
- straws
- paper clips
- rubber bands
- string
- cups
- aluminum foil
Safety First
- Clean up spills immediately to prevent slipping.
- Use materials only as directed in the experiment.
Steps
Read about Light with a partner or grown-up.
Build the strongest bridge you can using only paper and tape. Test it by placing coins on top.
Watch carefully. What happens?
Draw and write about what you learned.
Check Your Understanding
Question 1
1 of 3What does a scientist do?
Where you see this in real life
This is why airplanes can fly and why rockets reach space.
Stretch Challenge
Try this in real life this week.
This week, find one thing in your house that turns one kind of energy into another.
For the dinner table
“Show me something at home that uses this kind of energy.”
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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