Lesson 67 of 84 · Weathering and Erosion
Lesson⭐ 30 XP🌋 Rock RealmTsunamis: Giant Waves (Part 2)
Weathering and Erosion.
🎯 Your mission
Learn the rule. Then catch nature using it.
⚡ The twist
Weather isn't random — it's just complicated.
Mind = Blown
🌊 The deepest part of the ocean is deeper than Mount Everest is tall.
Make a hypothesis first
Before you observe: what shape will it leave?
What You'll Learn
The water cycle describes how water moves through Earth's systems. Water evaporates from oceans, condenses into clouds, falls as precipitation, and flows back to the ocean.
Key Words
- soil
- rock cycle
- weather
Steps
Look at the vocabulary words and write a definition for each in your own words.
Investigate soil layers: fill a jar with soil and water, shake it, and let it settle overnight. Identify the layers of clay, silt, sand, and organic matter.
Look for patterns in your observations.
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3What powers the water cycle?
Where you see this in real life
Today's weather, tomorrow's beach, next century's coastline — all this.
Stretch Challenge
Try this in real life this week.
Look at the sky for 5 minutes and try to predict tomorrow's weather.
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 Weathering and Erosion for 4th Grade
Get the full Weathering and Erosion track as a printable PDF — all lessons, worksheets, and answer keys.