Lesson 60 of 84 · Earth Systems
Lesson⭐ 30 XP🌋 Rock RealmThe Carbon Cycle (Part 2)
Earth Systems.
🎯 Your mission
Understand the idea. Then look for it everywhere.
⚡ The twist
The slowest changes are the biggest ones.
Mind = Blown
🪨 Every grain of sand on every beach used to be a mountain.
Make a hypothesis first
Predict: which will erode faster?
What You'll Learn
Tsunamis are large ocean waves caused by underwater earthquakes, volcanic eruptions, or landslides. They travel fast across the ocean and grow very tall near shore.
Key Words
- precipitation
- evaporation
- condensation
Steps
Study the diagram and label the parts you recognize.
Model erosion: tilt a tray of soil and pour water from a cup at the top. Observe how channels form. Try adding plants or rocks to slow the erosion.
Look for patterns in your observations.
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3Which type of rock forms under heat and pressure?
Where you see this in real life
This is shaping the ground you walk on, slowly, every single day.
Stretch Challenge
Try this in real life this week.
Find a rock outside and try to guess how old it is.
For the dinner table
“What's the slowest change you can think of?”
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 Earth Systems for 7th Grade
Get the full Earth Systems track as a printable PDF — all lessons, worksheets, and answer keys.