Lesson 6 of 10 · Light and Sound
Experiment⭐ 30 XP⚡ Spark LabChange One Thing
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Light and Sound.
🎯 Your mission
Predict it first. Then prove yourself right (or wrong).
⚡ The twist
The opposite of what you expect is often what happens.
Mind = Blown
🔥 A bolt of lightning is 5 times hotter than the surface of the sun.
Make a hypothesis first
Predict: what happens if you double the force?
What You'll Learn
When scientists test ideas, they change one thing at a time and keep everything else the same.
Key Words
Tap a word to see its definition.
Materials Needed
- string
- plastic wrap
Safety First
- Have an adult check your set-up before you start, and tidy everything away afterwards.
Steps
Look at the new words. Can you say each one?
Make a parachute from a plastic bag and string. Drop it from a height and time how long it takes to land.
Look for something that changed. What is it?
Circle the correct answer on your worksheet.
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.
Ready?
Change One Thing
Predict it first. Then prove yourself right (or wrong).
Full screen — no distractions
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