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Lesson 63 of 84 · Sink and Float
ExperimentWhat Sinks? What Floats? (Part 3)
What You'll Learn
Wood floats in water, but a rock sinks. Heavy things often sink.
Key Words
- liquid
- water
- ice
Materials Needed
- cups
- spoons
- food coloring
- plastic bottles
- balloons
- measuring cups
Safety First
- Use materials only as directed in the experiment.
- Keep small objects away from young children.
Steps
Step 1 — Read
Can you name the things in the picture?
Step 2 — Do
Touch ice and watch it change. What happens when it gets warm?
Step 3 — Observe
Use your eyes, ears, and hands to explore. What do you notice?
Step 4 — Record
Color a picture to show what happened.
Check Your Understanding
Question 1
1 of 3What happens when ice gets warm?