29
Lesson 29 of 84 · Matter
ExperimentHard Rocks and Soft Cotton
What You'll Learn
When water boils, you see steam rising up. The water is turning into a gas!
Key Words
- smooth
- big
Materials Needed
- salt
- sugar
- vinegar
- baking soda
Safety First
- Wear safety goggles when mixing liquids.
Steps
Step 1 — Read
Listen carefully and repeat the new words.
Step 2 — Do
Sort objects into groups: hard things and soft things.
Step 3 — Observe
Did anything change? Point to what is different.
Step 4 — Record
Point to the things you used in the activity.
Check Your Understanding
Question 1
1 of 3Does wood float in water?