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Matter: properties, changes, and classification — Homework
Classify each substance and each change, and give a reason for each answer.
- 1.Classify: helium gas.
- 2.Classify: sugar water.
- 3.Classify: carbon dioxide, CO2.
- 4.A nail is bent in half. Physical or chemical change? Why?
- 5.A candle burns down. Physical or chemical change? Why?
- 6.Describe a mixture from your kitchen and explain how you could physically separate its parts.
🌲 Homeschool of the FutureTenth Grade · Science · week 1 homework