Lesson 33 of 84 · Data and Evidence
Experiment⭐ 30 XPBuilding a Scientific Argument (Part 2)
Data and Evidence.
🎯 Your mission
Predict it first. Then prove yourself right (or wrong).
⚡ The twist
Nature loves to surprise the careful watcher.
Mind = Blown
🔬 The more you look, the more nature shows you.
Make a hypothesis first
Before you start: write down what you think will happen, and why.
What You'll Learn
Scientific arguments require a claim, evidence, and reasoning. The claim states what you believe, evidence provides data supporting it, and reasoning explains how the evidence supports the claim.
Key Words
- model
- prototype
- design
Materials Needed
- popsicle sticks
- pennies
- plastic wrap
- cardboard
Safety First
- Wear safety goggles when mixing liquids.
- Wash hands after handling materials.
- Be careful with scissors — ask an adult for help if needed.
Steps
Read about Data and Evidence and write down three key facts.
Design a device that can protect an egg from a 2-meter drop. You may use paper, tape, straws, and cotton. Test it and improve your design.
Look for patterns in your observations.
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3What does a prism do to white light?
Where you see this in real life
This shows up in your everyday life more than you'd think.
Stretch Challenge
Try this in real life this week.
Try one experiment in real life this week — even a tiny one.
For the dinner table
“What's the most surprising thing you learned today?”
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 Data and Evidence for 8th Grade
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