Lesson 14 of 84 · Earth Materials

Experiment⭐ 30 XP🌋 Rock Realm

Sand, Clay, and Soil

🧪Lab Brief #14

Earth Materials.

🎯 Your mission

Set it up. Test it. Be amazed.

⚡ 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

Sand at the beach was once big rocks that broke down over millions of years.

Key Words

rock
soil
mineral

Materials Needed

newspaper
spray bottle
cups
thermometer
rain gauge
cotton balls

Safety First

Do not look directly at the sun or bright lights.
Clean up spills immediately to prevent slipping.

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 is a volcano?

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

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🖨️

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