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Science / Year 2 / Science Understanding / Chemical sciences

View on Australian Curriculum website Australian Curriculum, Assessment and Reporting Authority
Curriculum content descriptions

Different materials can be combined for a particular purpose (ACSSU031)

Elaborations
  • exploring the local environment to observe a variety of materials, and describing ways in which materials are used
  • investigating the effects of mixing materials together
  • suggesting why different parts of everyday objects such as toys and clothes are made from different materials
  • identifying materials such as paper that can be changed and remade or recycled into new products
ScOT terms

Materials,  Properties of matter

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From the dairy to the shop

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Have you ever wondered about the steps involved in getting milk from a cow to you? This clip tells the story of milk, from the dairy farm to the supermarket. Discover where cream comes from and how milk is made safe to drink.

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How do you make bread?

  • TLF-IDM015989

Have you ever made bread? This clip shows a girl learning to make bread at home with her mother. You will also see how different types of bread are made.

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Daily bread

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Do you eat bread? How often? Discover why bread has been important for human survival for thousands of years. Find out how to find the healthiest types of bread to eat. See how you can make your own bread at home.

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Picking and processing fresh apples

  • TLF-IDM015759

Discover the story of apples, from picking and pressing to processing in a factory. Learn how juice, cider and vinegar are made from apples. See how many other things are made from apples.

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Video

How does rice get to the supermarket?

  • TLF-IDM015991

Do you like brown rice or white rice? Do you know why they look different? This clip shows how rice grains from the farm are cleaned, milled and packed into bags. Discover how many different foods can be made from rice.

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Video

Indigenous bags and textiles

  • TLF-IDM025034

Have you ever wondered why your bags are made from certain materials? There are many factors involved, including usage and availability of material. In this video, learn what the Kun-maj (small fishing bag) is made of and how it is made. Why is it strung together rather than woven? How is it different from Yvonne Koolmatrie’s ...

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Video

Indigenous watercrafts

  • TLF-IDM025033

Did you know that many different types of watercrafts were used by the Aboriginal and Torres Strait Islander communities? Watercrafts varied in design, size and materials. Learn about two specific examples: the Ningher and the nawi. Why do you think the people from lutruwita and the Eora nation had such different watercrafts? ...

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Video

Boats made from different materials

  • TLF-IDM019129

See how boats can be made from wood, fibreglass and aluminium. Watch film of some Aboriginal men making a bark canoe. See how a special mould is used to make boats made from fibreglass. Find out why aluminium is a useful metal for making boats.

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Video

Pepper scatter experiment

  • TLF-IDM015791

Watch what happens in this pepper scatter experiment by Surfing Scientist, Ruben Meerman. Ruben demonstrates an important property of water, surface tension, by dipping a toothpick into water sprinkled with pepper. Find out what happens when detergent is added.

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Video

Tracking heatwaves in Australia

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A database tracking the last 60 or so years of heatwaves shows that they are getting longer, more frequent and more intense in Australia. In this clip, climate scientist Dr Sarah Perkins-Kirkpatrick explains how and why. Overall, she describes that the biggest increase has been in the frequency of heatwaves in Australia, ...

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Video

What is density?

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Some liquids are denser than others. The relative density of two liquids will determine which one will float on top of the other. Liquids that are less dense will float on top of one that is denser. Based on this, which of these two liquids do you think will float on top of the other: olive oil or milk?

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Video

From chocolate buttons to magic patterns

  • TLF-IDM017573

Want to do a simple science experiment that works just like a magic trick? Watch the Surfing Scientist to find out how. He creates a pattern made up of regular shapes by dissolving coated chocolate buttons.

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Video

Recycling whole buildings

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You probably recycle bottles, cans and paper at home, but imagine recycling whole buildings that have outlived their usefulness. Explore how doing this can save a huge amount of energy, prevent unnecessary carbon dioxide emissions and address landfill issues.

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Red cabbage pH experiment

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It might sound 'un-sciencey', and have a bad smell, but red cabbage is actually very useful for testing the pH of liquids. Added to well-known liquids like lemonade or vinegar, red cabbage juice changes to 'pretty colours'. In this clip, Surfing Scientist Ruben Meerman explains the colour changes and how red cabbage juice ...

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Video

Engineering clean rivers

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Figuring out how to clean up contaminated rivers is a big challenge. It's also tricky to work out where the most contaminated parts of a river system are and whether its fish are safe to eat. Watch this video and learn how engineering has helped to solve these problems. Why do you think engineers looked to the bottom of ...

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Set of standard metric weights, c1865

  • TLF-IDM002355

This is a set of standard metric weights of between 0.01 g and 1 kg, made of gilt brass and platinum wire, in a wooden box. The set includes five ivory lifters and two forceps. The box is 35 cm long x 19 cm wide x 12 cm high.

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Standard weight - Troy Pound, 1844

  • TLF-IDM002357

This is a Standard Troy Pound, Parliamentary Copy No. 29 of the British Standard Pound of 1844.

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Text

Envirostories: the new farm

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This is an ebook relating the story of how Farmer Frank follows the advice of his children Polly and Fin to select environmentally friendly fertilisers and use only the prescribed amount on the cotton crop at their new farm. Intended for a lower primary school audience and including colourful children's illustrations, the ...

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How to grow a pair of jeans

  • TLF-IDM015273

This is a slideshow for primary students that traces the steps in cotton production and processing from seeds to jeans. The ten slides in the show use photographs and relatively simple text to cover ground preparation for the cotton crop; seed planting; irrigation and the efficient use of water by Australian cotton farmers; ...

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Envirostories: What we have on farms

  • TLF-IDM015269

This is an ebook about some of the animals, crops and equipment found on Australian farms and what they are used for. Intended for an early childhood and lower primary audience, the ebook was written by Chloe Deacon-Stock, a year 6 student in 2012 at a country New South Wales school and illustrated by drawings probably ...

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