Lesson 9 of 15 · Forces
Lesson⭐ 30 XP⚡ Spark LabLift With a Lever
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Lift With a Lever.
🎯 Your mission
Understand the idea. Then look for it everywhere.
⚡ The twist
Energy never disappears — it just hides somewhere else.
Mind = Blown
🎢 You feel weightless on a roller coaster because you and the seat are falling at the same speed.
Make a hypothesis first
Before you start: which will move faster, and why?
What You'll Learn
You can use a lever to lift heavy things. A seesaw is a type of lever!
Key Words
Tap a word to see its definition.
Steps
Say the vocabulary words out loud. Can you repeat them?
Use a magnet to find things in the room that stick to it.
Did anything change? Point to what is different.
Point to the things you used in the activity.
Check Your Understanding
Question 1
1 of 3Do heavy things or light things fall faster?
Where you see this in real life
You use this every time you flip a light switch, ride a bike, or kick a ball.
Stretch Challenge
Try this in real life this week.
Time how long a small ball rolls down something, then change the slope and try again.
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?
Lift With a Lever
Understand the idea. Then look for it everywhere.
Full screen — no distractions
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