Lesson 5 of 11 · Waves
Lesson⭐ 30 XPWhere Our Materials Come From
Where Our Materials Come From.
🎯 Your mission
Master the concept. Use it tomorrow.
⚡ 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
Every manufactured object begins as a mined, farmed or drilled raw material. Tracing a phone or a jumper back to its sources shows the real cost of a product, and it is the first step in deciding what to reuse rather than replace.
Key Words
Tap a word to see its definition.
Steps
Read the explanation above and note the two key terms before you start.
Choose one object on your desk and trace it back to at least three raw materials and where each is obtained. Draw the life cycle as a flow diagram ending in reuse, recycling or landfill.
Record what actually happened, including anything that did not match what you expected.
Write a conclusion that answers the question this lesson opened with, and state your uncertainty.
Check Your Understanding
Question 1
1 of 2A raw material is:
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.
Ready?
Where Our Materials Come From
Master the concept. Use it tomorrow.
Full screen — no distractions
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