unit 4
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UNIT 4
3rd PRIMARY
MATTER
• All objects have mass and they take up space around us. We call this MATTER.
TYPES OF MATER
• PURE SUBSTANCE. One compound
TYPES OF MATTER
• HETEROGENEOUS MIXTURES. We can see the different ingredients and separate them.
TYPES OF MATTER
• HOMOGENEOUS MIXTURES. We can not see the diferent ingredients
STATES OF MATTER
• SOLID
• LIQUID
• GAS
ACTIVITIES
• 1.- Look at these mixtures. Decide which are homogeneous and which are heterogeneous mixtures.
A
B
C
ACTIVITIES
• 2.- Write two examples of pure substances
• 3.- Write an example of solid.• 4.- Write an example of liquid. • 5.- Write an example of gas
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