Understanding Matter and Energy Pure Substances and Mixtures.
Mixtures and Pure Substances. Matter is any material that takes up space and has mass.
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Mixtures and Pure Substances
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Where’s the matter?
Transcript of Mixtures and Pure Substances. Matter is any material that takes up space and has mass.
Mixtures and Pure Substances
Matter is anymaterial that
takes up space and has mass.
Where’s the matter?
Matter can be solid, liquid, or gas.
Properties describe the characteristics of matter.
Every material has its own set of properties.
Properties
Colour Odour Taste Feel Density Boiling Point Melting Point
Some properties of water?
It is colourless It is tasteless It is odourless It exists in three states:
solid, liquid, gas. It has a high specific heat
capacity. It freezes at 0 degrees
Celsius. It boils at 100 degrees
Celsius. ONE SET OF PROPERTIES!
Properties of Chocolate Chip Cookie?
What colour?
What taste?What melting point?
Two sets of properties!
Heterogeneous matter is described using more
than one set of properties.
Homogeneous matter is described using one set of properties.
Homogeneous or Heterogeneous?
Homogeneous or Heterogeneous?
Homogeneous or Heterogeneous?
Homogeneous or Heterogeneous?
Homogeneous or Heterogeneous?
Homogeneous or Heterogeneous?
Homogeneous or Heterogeneous?
Homogeneous or Heterogeneous?
Homogeneous materials
Matter
Heterogeneous materials
Properties
Summary
