Lesson 57 of 84 · Forces
Experiment⭐ 30 XP⚡ Spark LabSprings and Stretches (Part 2)
Springs and Stretches (Part 2).
🎯 Your mission
Predict it first. Then prove yourself right (or wrong).
⚡ 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
A top spins because you give it a twist. It slows down because of friction with the air and surface.
Key Words
- balance
- weight
Materials Needed
- ramps
- string
- weights
- tape
Safety First
- Clean up spills immediately to prevent slipping.
Steps
Look at the new words. Can you say each one?
Make a ramp from a book. Roll a marble down from different heights. Measure how far it rolls.
Use your senses to describe what you notice.
Write 1-2 sentences about what happened.
Check Your Understanding
Question 1
1 of 3What force keeps you on the ground?
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.