Lesson 69 of 84 · Weather

Lesson⭐ 30 XP🌋 Rock Realm

Erosion: Water Wears Away Rock (Part 3)

🧪Lab Brief #69

Erosion: Water Wears Away Rock (Part 3).

🎯 Your mission

Learn the rule. Then catch nature using it.

⚡ The twist

Today's mountain was yesterday's ocean floor.

🤯

Mind = Blown

🪨 Every grain of sand on every beach used to be a mountain.

🔮

Make a hypothesis first

Guess: where will the water go first?

What You'll Learn

Rivers flow from high places to low places, carrying water, sand, and tiny rocks along the way.

Key Words

wind
storm

Steps

Step 1 — Read

Look at the picture and read the labels.

Step 2 — Do

Pour water on a pile of sand and a pile of rocks. Watch how the water flows differently.

Step 3 — Observe

Draw a picture of what you observe.

Step 4 — Record

Share your results with a partner.

Check Your Understanding

Question 1

1 of 3

What happens when the sun heats water?

How sure are you going to be?😐 maybe

🌍

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 card

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Send it to a parent who's looking for a 10-minute kitchen science win.

🖨️

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