Lesson 66 of 84 · Matter and Reactions
Experiment⭐ 30 XP🧪 Potion KitchenEndothermic and Exothermic Reactions (Part 2)
Matter and Reactions.
🎯 Your mission
Predict it first. Then prove yourself right (or wrong).
⚡ The twist
Color changes mean atoms are rearranging — even if you can't see them.
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
Before you mix: what color do you think it'll turn?
What You'll Learn
Matter exists in three common states: solid, liquid, and gas. Solids have a fixed shape and volume, liquids have a fixed volume but take the shape of their container, and gases fill any container.
Key Words
- element
- mixture
Materials Needed
- food coloring
- plastic bottles
- balloons
- measuring cups
Safety First
- Do not taste any materials.
Steps
Read about Matter and Reactions and write down three key facts.
Build a model of an atom using craft supplies. Show protons, neutrons, and electrons in the correct arrangement. Label each particle.
Use your senses (except taste) to describe what you notice.
Write a summary of your findings in 3-5 sentences.
Check Your Understanding
Question 1
1 of 3What are the three common states of matter?
Where you see this in real life
Your toothpaste, your soap, even your breakfast involves this.
Stretch Challenge
Try this in real life this week.
Ask a grown-up to help you mix two safe kitchen things. Predict what will happen first.
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 this experiment
Send it to a parent who's looking for a 10-minute kitchen science win.
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