82

Lesson 82 of 84 ยท Earth Systems

Experimentโญ 30 XP๐ŸŒ‹ Rock Realm

Lakes and Oceans (Part 3)

๐ŸงชLab Brief #82

Earth Systems.

๐ŸŽฏ Your mission

Predict it first. Then prove yourself right (or wrong).

โšก The twist

Today's mountain was yesterday's ocean floor.

๐Ÿคฏ

Mind = Blown

๐ŸŒ‹ There are 1,500 active volcanoes on Earth right now.

๐Ÿ”ฎ

Make a hypothesis first

Guess: where will the water go first?

What You'll Learn

Glaciers are huge sheets of ice that move very slowly and shape the land beneath them.

Key Words

  • mountain
  • river
  • lake

Materials Needed

  • food coloring
  • clear container
  • rocks
  • sand
  • clay
  • water

Safety First

  • Wear safety goggles when mixing liquids.
  • Wash hands after handling materials.

Steps

Step 1 โ€” Read

Look at the new words. Can you say each one?

Step 2 โ€” Do

Collect soil from two different places. Compare the color, texture, and what you find in each.

Step 3 โ€” Observe

Use your senses to describe what you notice.

Step 4 โ€” Record

Write 1-2 sentences about what happened.

Check Your Understanding

Question 1

1 of 3

How many seasons are there?

๐ŸŒ

Where you see this in real life

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

๐Ÿ†

Stretch Challenge

Try this in real life this week.

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

๐Ÿ‘จโ€๐Ÿ‘ฉโ€๐Ÿ‘ง

For the dinner table

โ€œWhat's the slowest change you can think of?โ€

๐ŸŽฏ

Next Smart Experiment

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

๐ŸŒฑShare card

Share this experiment

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

๐Ÿ–จ๏ธ

Checkout complete lesson on Earth Systems for 2nd Grade

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

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Lakes and Oceans (Part 3) โ€” Earth Systems | 2nd Grade Science | LittleActivity | LittleActivity