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Lesson 16 of 84 · Earth Systems

Lesson30 XP🌋 Rock Realm

How Clouds Form

🧪Lab Brief #16

Earth Systems.

🎯 Your mission

Master the concept. Use it tomorrow.

⚡ The twist

Today's mountain was yesterday's ocean floor.

🤯

Mind = Blown

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

🔮

Make a hypothesis first

Guess: where will the water go first?

What You'll Learn

Clouds form when water vapor rises, cools, and turns into tiny water droplets.

Key Words

Tap a word to see its definition.

Steps

Step 1Read

Read about Earth Systems with a partner or grown-up.

Step 2Do

Keep a weather journal for 5 days. Each day draw the sky and write the temperature.

Step 3Observe

Watch carefully. What happens?

Step 4Record

Draw and write about what you learned.

Check Your Understanding

Question 1

1 of 3

What is the water cycle?

🌍

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.

👨‍👩‍👧

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

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 2nd Grade

Get the full Earth Systems track as a printable PDF — all lessons, worksheets, and answer keys.

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How Clouds Form — Earth Systems | 2nd Grade Science | LittleActivity