Lesson 38 of 84 · Matter

Lesson⭐ 30 XP🧪 Potion Kitchen

What Is Temperature? (Part 2)

🧪Lab Brief #38

What Is Temperature? (Part 2).

🎯 Your mission

Understand the idea. Then look for it everywhere.

⚡ The twist

If it bubbles, something invisible is escaping.

🤯

Mind = Blown

🧪 If you could remove all the empty space from atoms, the entire human race would fit in a sugar cube.

🔮

Make a hypothesis first

Guess: will the fizz be loud, soft, or none at all?

What You'll Learn

Temperature affects matter. Heat makes ice melt, and cold makes water freeze.

Key Words

freeze
dissolve
heat

Steps

Step 1 — Read

Read the introduction. What is this lesson about?

Step 2 — Do

Mix salt into warm water and cold water. Stir 20 times each. Which dissolves faster?

Step 3 — Observe

Look for something that changed. What is it?

Step 4 — Record

Circle the correct answer on your worksheet.

Check Your Understanding

Question 1

1 of 3

What tool measures temperature?

How sure are you going to be?😐 maybe

🌍

Where you see this in real life

This is happening in your kitchen right now — every time food cooks.

🏆

Stretch Challenge

Try this in real life this week.

Find one ingredient in a snack and look up what it does.

👨‍👩‍👧

For the dinner table

“What's something we cook that mixes things together this way?”

🎯

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 Matter for 1st Grade

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

View in Shop

Done with science? Try something else

🎮Science Games 🔢Math 📖Flashcards 🖨️Print Worksheet 💻Coding 🛍️Shop 🎲I'm Bored