Los Olivos 3rd Course NS Unit 5 Matter | Baamboozle - Baamboozle

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Mater and its states for 3rd course of primary

Study Slideshow

#gas #solid #liquid #matter #los olivos

Guess the property of matter: It's the mass of a substance divided by its volume.

Density

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What is water made of?

It's made of hydrogen and oxygen (H2O)

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What does the H in H2O stand for?

It stands for Hydrogen.

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What does the O in H2O stand for?

It stands for Oxygen.

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What are three properties of water?

It's odourless, colourless and tasteless.

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Guess the substance: It's odourless, colourless and tasteless.

It's water.

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In what states can we find water?

Solid (ice), liquid (liquid water) and gas (steam or water vapour)

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What happens when you heat ice (solid water)?

It melts and turns into liquid water.

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What happens when you heat liquid water?

It boils and evaporates, it turns into steam or water vapour.

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What happens when you cool down liquid water?

It freezes and turns into ice (solid water).

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What happens when you cool down water vapour or steam?

It condenses and turns into liquid water.

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What happens to water at temperatures over 100ºC?

It is in gas state (water vapour or steam).

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What happens to water at temperatures between 1ºC and 99ºC?

It's in liquid state (liquid water)

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What happens to water at temperatures below (under) 0ºC?

It's in solid state (ice or snow).

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True or False: When water is in solid state it expands to occupy more space.

True

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True or False: When water is in solid state it contracts to occupy less space.

False. Water expands when it becomes ice! And it can break its container!

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