Lesson 8 of 84 · Engineering and Design
Experiment⭐ 30 XP🛠️ Engineer ShopTypes of Waves: Transverse and Longitudinal
Engineering and Design.
🎯 Your mission
Set it up. Test it. Be amazed.
⚡ The twist
Constraints make you more creative, not less.
Mind = Blown
🛠️ The first computer bug was a literal moth stuck inside a machine in 1947.
Make a hypothesis first
Before you test: how many tries until it works?
What You'll Learn
The electromagnetic spectrum includes radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays, ordered by increasing frequency and energy.
Key Words
- conclusion
- evidence
- model
Materials Needed
- scissors
- straws
- paper clips
- rubber bands
- string
Safety First
- Dispose of materials properly after the experiment.
Steps
Read the introduction and identify the main idea of this lesson.
Conduct a design challenge: build a car powered only by a balloon. Measure how far it travels and iterate on your design at least twice.
Observe what happens and describe it in detail.
Record your observations in your science journal with measurements and descriptions.
Check Your Understanding
Question 1
1 of 3What type of wave is sound?
Where you see this in real life
Your phone, your bike, your shoes — all designed with this idea.
Stretch Challenge
Try this in real life this week.
Build something — anything — out of stuff in your recycling bin.
For the dinner table
“What's something around the house you'd redesign — and how?”
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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