Lesson 65 of 84 · Solutions
Experiment⭐ 30 XP🧪 Potion KitchenWhat Do Plants Need to Grow? (Part 2)
Solutions.
🎯 Your mission
Run the experiment. Find out what really happens.
⚡ The twist
Color changes mean atoms are rearranging — even if you can't see them.
Mind = Blown
🌈 Every color you see is your brain inventing a translation of light frequencies.
Make a hypothesis first
Before you mix: what color do you think it'll turn?
What You'll Learn
Plants need sunlight, water, carbon dioxide, and nutrients from soil to grow. Their roots absorb water and minerals while their leaves capture sunlight for photosynthesis.
Key Words
- invertebrate
- species
- organism
Materials Needed
- ruler
- magnifying glass
- paper towels
Safety First
- Do not look directly at the sun or bright lights.
Steps
Review the background information on Solutions before starting.
Model natural selection: scatter colored paper scraps on grass. Time how long it takes a partner to pick up each color. Which color survived longest? Why?
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 type of consumer eats only plants?
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 this experiment
Send it to a parent who's looking for a 10-minute kitchen science win.
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