Lesson 4 of 84 · Forces
Lesson⭐ 30 XP⚡ Spark LabHow Wheels Help Us Move
How Wheels Help Us Move.
🎯 Your mission
Learn the rule. Then catch nature using it.
⚡ 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
Wheels reduce friction and make it easier to move heavy objects.
Key Words
- gravity
- magnet
- attract
Steps
Look at the picture and read the labels.
Drop a feather and a coin at the same time from the same height. Which hits the ground first?
Draw a picture of what you observe.
Share your results with a partner.
Check Your Understanding
Question 1
1 of 3How can you make something move?
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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