Lesson 6 of 15 · Earth Systems

Lesson⭐ 30 XP🌋 Rock Realm

How Rivers Shape Land

🧪Lab Brief #6

Earth Systems.

🎯 Your mission

Master the concept. Use it tomorrow.

⚡ The twist

Today's mountain was yesterday's ocean floor.

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Mind = Blown

🌋 There are 1,500 active volcanoes on Earth right now.

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Make a hypothesis first

Guess: where will the water go first?

What You'll Learn

River systems shape the land over time. Young rivers have steep, V-shaped valleys. Mature rivers meander across floodplains. Old rivers have wide, flat valleys and deltas.

Key Words

Tap a word to see its definition.

Steps

Step 1 — Read

Look at the vocabulary words and write a definition for each in your own words.

Step 2 — Observe

Note any unexpected results and think about why they happened.

Step 3 — Record

Share your findings with the class or a partner and discuss what you learned.

Check Your Understanding

Question 1

1 of 3

What is the water cycle?

How sure are you going to be?😐 maybe

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Where you see this in real life

This is shaping the ground you walk on, slowly, every single day.

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Stretch Challenge

Try this in real life this week.

Find a rock outside and try to guess how old it is.

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For the dinner table

“What's the slowest change you can think of?”

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Next Smart Experiment

We'll pick an experiment that matches exactly how you're thinking right now.

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Share this experiment

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

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Ready?