Recognizing substances

Properties of matter

Matter (3min)

Properties of matter

Most likely, you already know something about this!Discuss these questions with you neigbour:• How can you see the difference between salt and sugar?

• What is another way to distinguish salt and sugar?

• Why is electrical wire made of copper and not of the cheaper iron?

• What weighs more, a kilogram of lead, or a kilogram of feathers?

• If you have an iron and an aluminium block that look the same, how can you tell which is which?

Properties of matter

Are the characteristic of a substance.- Senses: - Or true:

Density, Melting- boiling-point, flammability, Liquefy,….

Properties of matter

Are the characteristic of a substance.- Senses: - Or true:

Density, Melting- boiling-point, flammability, Liquefy,….

Properties of matter

• Is unique for a substance

• doesn’t change

(the size and number of kg are not properties)

Properties of matter

• Colour can be a property but mostly of the time it isn’t

For example:copper has a copper colour and it’s oxide is green

Properties of matter

Symbols

Properties of matter

Concrete can be used for making pillars

Concrete can be used in buildings

Concrete can be used for food

Concrete can be used for stuffing pillows

Properties of matterWe make use of properties of matter!

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Concrete can be used in buildings

Concrete can be used for food

Concrete can be used for stuffing pillows

Concrete can be used for making pillars

Salt water can be used for conservation

Salt water makes you float

Salt water is safe with electricity

Salt water can be used for consumption

Properties of matterWe make use of properties of matter!

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Salt water makes you float

Salt water is safe with electricity

Salt water can be used for consumption

Salt water can be used for conservation

Copper can be used to make jar caps

Copper can resist acid rain

Copper melts in the full sun

Copper can be used to fill teeth holes

Properties of matterWe make use of properties of matter!

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Copper can resist acid rain

Copper melts in the full sun

Copper can be used to fill teeth holes

Copper can be used to make jar caps

There is also oxygen gas in water

Oxygen gas is needed for fire

There is air in oxygen gas

Nothing can live without oxygen gas

Properties of matterWe make use of properties of matter!

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Oxygen gas is needed for fire

There is air in oxygen gas

Nothing can live without oxygen gas

There is also oxygen gas in water

Plastic is made of oil Plastic can be bulletproof

Plastic conducts electricity

Plastic is always a safe product

Properties of matterWe make use of properties of matter!

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Check!

Plastic can be bulletproof

Plastic conducts electricity

Plastic is always a safe product

Plastic is made of oil