Science / Year 8 / Science Understanding / Chemical sciences

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Curriculum content descriptions

Chemical change involves substances reacting to form new substances (ACSSU225)

Elaborations
  • identifying the differences between chemical and physical changes
  • identifying evidence that a chemical change has taken place
  • investigating simple reactions such as combining elements to make a compound
  • recognising that the chemical properties of a substance, for example its flammability and ability to corrode, will affect its use
ScOT terms

Chemical reactions,  Molecular structure

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9 direct matches to ACSSU225 | 11 other related resources
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Interactive

In digestion

  • TLF-IDL1

Follow the passage of food through the human body. Select foods and drinks and decide how to digest them. For example, choose to chew, to add saliva to the mouth or add gastric juices to the stomach. Watch how the body reacts to changes. Find out more about digestion along the way and answer questions.

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Video

Catalyst: Underground coal gasification

  • TLF-IDM016033

How are scientists using technology to get energy out of coal without having to dig it up? Find out how underground coal gasification (UCG) burns and converts the coal to gas underground. Visit UCG trial sites in Queensland and hear how UCG avoids some of the environmental effects of traditional coal mining, but may have ...

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Video

Elliot and the Surfing Scientist: Making a mini-rocket

  • TLF-IDM015768

Have you ever seen someone create a rocket using a soft drink bottle? In this clip, Surfing Scientist Ruben Meerman attempts to 'supersize science'. You will find out how he made a model rocket and see slow-motion footage of the rocket as it shoots up into the sky.

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Interactive

experiMENTALS: Relightable candle

  • TLF-IDM016389

This resource contains a materials and instruction list and brief explanation for students about the process of relighting a candle. This activity is most likely to be done as a teacher demonstration for safety and classroom management reasons, particularly at primary school level. Do this experiment to learn how a candle ...

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Interactive

experiMENTALS: Energy in soft drinks

  • TLF-IDM016335

This resource contains information about how to calculate the amount of sugar and number of kilojoules in soft drink and fruit juices and brief explanation for students the effect of consuming too much sugar.

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Interactive

experiMENTALS: Bubble 07 diversion grenades

  • TLF-IDM016544

This resource contains a materials and instruction list and brief explanation for students about the process of carrying out a chemical reaction between bicarbonate of soda and vinegar.

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Interactive

DIY Lava Lamp

  • TLF-IDM016475

This resource contains lessons plans containing instructions and teachers' notes for an activity based on a chemical reaction that occurs when a soluble aspirin tablet dissolves and the fact that oil and water do not mix are used to create a model of a lava lamp. Students have fun while they learn about density of fluids. ...

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Interactive

experiMENTALS: Magic rocking candle

  • TLF-IDM016610

This resource contains a materials and instruction list and brief explanation for students about the process of burning both ends of a balancing candle. This activity is most likely to be done as a teacher demonstration for safety and classroom management reasons, particularly at primary school level.

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Interactive

DIY pH Indicator

  • TLF-IDM016663

This resource contains lessons plans containing instructions and teachers 'notes for an activity based on the natural pH indicator present in red cabbage leaves. It can be extracted following these explicit and clear directions included for this activity. This indicator solution changes colour from purple to bright pink ...

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Image

Thylacine pup

  • TLF-IDR6896

This is a colour photograph of a preserved underdeveloped thylacine pup ('Thylacinus cynocephalus'). It is a museum specimen preserved in a glass container. Museum cataloguing labels are visible.

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Image

Iodine molecule

  • TLF-IDR6985

This is a colour image of a model of a molecule of iodine, I₂. In this model, two iodine atoms are represented by deep red spheres held together by a grey rod that represents a covalent bond.

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Image

Hydrogen molecule

  • TLF-IDR6986

This is a colour image of a model of a molecule of hydrogen, H₂. In this model, two hydrogen atoms are represented by grey-white spheres held together by a grey rod that represents a covalent bond.

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Interactive

Natural selection

  • TLF-IDM019504

This is an interactive resource in which students explore natural selection by controlling an environment and causing mutations in rabbits. Students can select vary environments, selection pressures, mutations and associated genetics, and then observe the populations change. This interactive resource is supported by tips ...

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Image

Southern gastric brooding frog

  • TLF-IDR6867

This is a colour photograph of a preserved southern gastric brooding frog ('Rheobatrachus silus'). It is a museum specimen viewed from the front.

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Image

Graptolite fossils - item 5

  • TLF-IDR6872

This is a colour photograph of a graptolite fossilised in rock. This species is 'Clonograptus persistens'.

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Image

Zygomaturus fossil skeleton

  • TLF-IDR6881

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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Image

Trilobite fossil

  • TLF-IDR6883

This is a colour photograph of a fossil trilobite of the genus 'Kolihapeltis'.

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Image

Graptolite fossils - item 1

  • TLF-IDR6884

This is a colour photograph of graptolites fossilised in rock. These are specimens of 'Pendeograptus fruticosus'. The figures visible on the rock are cataloguing numbers.

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Interactive

Energy chains: make electricity

  • TLF-IDL2354

Build up to six energy chains that make electricity. Select from different energy sources and choose energy converters to match. Examine the type of energy change that happens in each converter. Arrange the converters into the correct chain so that the energy can be delivered as electricity. For example, construct a chain ...

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Image

Male and female thylacines, 1841

  • TLF-IDR3226

This is a 36 cm x 55 cm hand-coloured lithograph of a pair of thylacines (‘Thylacinus cynocephalus’), commonly called Tasmanian tigers, against a background of small bushes and an open plain.

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