Week 1 - Ice Cube Investigation

📋 Materials (Household Only)

3 ice cubes 3 small plates or bowls Paper towel or napkin Thermometer (optional) Timer or phone Pencil & this worksheet

⚠️ Safety: No hot surfaces needed. Ice is cold - wipe wet hands. Ask a grown-up if using a glass thermometer.

🔮 Hypothesis

Which ice cube will melt fastest?

Write your prediction before you start:

🔧 Procedure

1 Place one ice cube on a plate in direct sunlight (or near a warm window). 2 Place one ice cube on a plate in the shade (inside a cabinet or closet). 3 Wrap the third ice cube in a paper towel. Place it on a plate in the same room. 4 Start the timer. Check every 5 minutes. Write what you see in the table below. 5 Record the exact time each ice cube is fully melted. Write your final observations.

⏱️ Timer: 00:00

👁️ Observation Log

Time	In Sun ☀️	In Shade 🌑	Wrapped in Paper 🧻
Start (0 min)
5 minutes
10 minutes
15 minutes
20 minutes
Final time melted

📊 Data Chart

How many minutes until each ice cube melted? Write the number in each box below.

☀️ Sun

🌑 Shade

🧻 Wrapped

✅ Conclusion

What happened? Was your hypothesis correct? Why or why not?

🚀 Extension

What would you try differently next time?