Lesson 36 of 84 · Forces
Simulation⭐ 30 XP⚡ Spark LabFast and Slow Speed (Part 2)
Fast and Slow Speed (Part 2).
🎯 Your mission
Run the sim. Spot the pattern.
⚡ The twist
Energy never disappears — it just hides somewhere else.
Mind = Blown
⚡ Static electricity is the same physics as lightning, just smaller.
Make a hypothesis first
Before you start: which will move faster, and why?
What You'll Learn
Speed is how fast something moves. A cheetah is fast, a turtle is slow.
Key Words
Tap a word to see its definition.
Steps
Read about Forces with a partner or grown-up.
Push a toy car across the carpet, then across a smooth floor. Measure how far it goes each time.
Watch carefully. What happens?
Draw and write about what you learned.
Check Your Understanding
Question 1
1 of 3What makes a ball go faster down a ramp?
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.
Checkout complete lesson on Forces for 2nd Grade
Get the full Forces track as a printable PDF — all lessons, worksheets, and answer keys.