Science / Year 6 / Science understanding / Chemical sciences

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Curriculum content descriptions

compare reversible changes, including dissolving and changes of state, and irreversible changes, including cooking and rusting that produce new substances (AC9S6U04)

Elaborations
  • discussing what makes a change reversible or irreversible, using everyday examples
  • examining the substances produced in cooking and rusting and comparing them with the original substances
  • comparing how the amount of heat energy added affects whether a change in state or an irreversible change occurs
  • describing how dissolved substances are reclaimed from solutions
  • exploring how reversible changes can be used to recycle materials
  • investigating First Nations Australians’ knowledges of reversible processes such as the application of adhesives and of irreversible processes such as the use of fuels for torches
General capabilities
  • Critical and creative thinking Critical and Creative Thinking
ScOT terms

States of matter,  Phase transformations,  Corrosion,  Solubility

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An exhibition home made of fibrolite, c1930s

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Bunyip gold nugget, 1972

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Bryozoan skeletons in acidic solution

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Gold nugget

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Hydrogen molecule

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Zygomaturus fossil skeleton

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This is a colour photograph of a 'Zygomaturus tasmanicus' fossil skeleton. The skeleton is a museum specimen and has been braced with metal rods. It is displayed in a standing posture.

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