Mixing SubstancesThat different substances have different properties

Appearances 外表

颗粒状

粉状

Colour 颜色

白色 淡黄色

Feel 感觉

细滑 粗

Smell 气味

奶粉 盐

Has smell Has no smell

What substances that can be found in the kitchen?

Please give me your answer

Appearances = Colour = Feel = Smell =

CrystalWhiteCoarseHas no smell

Appearances = Colour = Feel = Smell = Has smell

YellowishFine

Powder

Appearances = Colour = Feel = Smell =

CrystalWhiteCoarseHas no smell

What have you learned today ?

Conclusion 结论

Different substances have different properties.