Science / Year 8 / Science Understanding / Chemical sciences

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

Differences between elements, compounds and mixtures can be described at a particle level (ACSSU152)

Elaborations
  • modelling the arrangement of particles in elements and compounds
  • recognising that elements and simple compounds can be represented by symbols and formulas
  • locating elements on the periodic table
ScOT terms

Mixtures,  Chemical elements,  Chemical compounds,  Molecular structure

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Year level 7-8
Resource type
Learning area Science
Interactive resource

The elements

Use a chemical analysis tool to help sort elements from compounds. Go to another universe where elements have different properties. Test the properties of elements and classify them in a table. Use the properties of known elements to classify others. Position elements in the periodic table. Check properties such as atomic ...

Interactive resource

Types of matter: quiz

Test your understanding of the particle nature of matter. From a number of particle-level views of substances, choose the one that fits the type of matter required: solid, liquid, gas, pure substance, mixture, element, compound. For example, distinguish an element from a mixture and a pure compound. This learning object ...

Interactive resource

The elements: mystery elements

Sort elements according to their properties into categories such as non-metal, metalloid, reactive gas or unreactive gas. Position elements in the periodic table according to their properties. This learning object is one in a series of five objects. The series is also packaged as a combined learning object.

Interactive resource

The elements: element analyser

Use a chemical analysis tool to test properties of elements. Identify key properties of each element such as melting point and boiling point. Sort the elements into categories such as non-metal, metalloid, reactive gas or unreactive gas. Position groups of elements in the periodic table according to their properties. This ...

Interactive resource

The elements: fill the gaps

Use the properties of known elements to classify others. Position elements in the periodic table. Check properties such as atomic number, boiling point and reactivity. Use the patterns of properties within the periodic table to identify where other elements belong. This learning object is one in a series of five objects. ...

Interactive resource

The elements: find the elements

Use a chemical analysis tool to help sort elements from compounds. Break up compounds into their component elements. Sort substances such as table salt, water, plaster of Paris and mercury from a thermometer. This learning object is one in a series of five objects. The series is also packaged as a combined learning object.

Moving Image

Rock recipes

Explore the different types of minerals inside rocks. See that most rock-forming minerals are made up of just two common elements. Discover that most minerals are made up of the same basic building blocks put together in different ways, and that this can explain some of their properties.

Moving Image

Chemistry of rotten eggs, and more

Want to know if an egg is rotten, why onions bring on tears and what makes green vegetables turn brown after cooking? Watch this clip to discover the chemistry behind these and other everyday problems. Find out about the chemical reactions, compounds and elements involved, and learn some simple chemistry-inspired solutions.

Assessment resource

The elements: elements and compounds: assessment

Assess your understanding of the difference between elements and compounds. Deconstruct substances to see their component elements. Correctly identify and label substances as elements or compounds. Answer a series of nine questions on the nature of elements and compounds and the difference between them. Print out a report ...

Interactive Resource

Oresome world

This interactive resource takes students on a journey of discovery in the energy and mining world. Oresome world contains five games or modules: Coal, Energy, Gas, Low emissions and Mining, and within each of these there are several facilities to explore, such as the Underground mining site, Hydroelectric power station, ...

Moving Image

Magic tricks revealed using chemistry

Some magic tricks, such as disappearing ink or candles that won't blow out, can be explained by chemistry. In this clip, three classroom chemistry experiments demonstrate that some familiar magic tricks rely on acid-base chemical reactions, and the properties and behaviour of gases. Watch closely if you've ever wanted to ...

Interactive Resource

Rock, paper, scissors: student digital activities

This is a set of student digital activities about states of matter, the particle model and simple chemical equations. It contains a rich array of interactive activities, film clips and notebook questions to assist learning, and is part of a comprehensive curriculum resource that covers Chemical sciences content descriptions ...

Assessment resource

Types of matter: using particle model: assessment

Test your understanding of the particle nature of matter. Interpret particle arrangements to classify various types of matter: solid, liquid, gas, pure substance, mixture, element, compound. Look at the characteristics of a substance to determine changes to its physical state. Select statements that explain your decisions. ...

Interactive Resource

Metals

Students use this resource consisting of ten slides with diagrams, written explanation and voice-over to understand the properties of metals that distinguish them from non-metals. There is a two-question quiz and a summary slide.

Moving Image

Chemistry-inspired food tricks

Bananas too green, coffee too bitter, cookies too hard! Watch this clip to find out about the chemistry behind some clever food-preparation tricks that will solve these food crises. Discover the chemical elements, compounds and properties involved in getting some of our favourite foods to taste just right.

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The effects of climate change on coral bleaching

This website is designed to support science and geography inquiry investigations about how coral ecosystems are being impacted by climate change. It contains information and images about the biology of corals and their vulnerability to changes in temperature and pH levels.

Interactive Resource

Oresome elements

This resource is an interactive game in which floating symbols, representing the chemical elements, are dragged into their correct position on a Periodic Table of Elements. Players can click on the elements in the table to alternate between its name and symbol; and double click to see some of its properties and uses. This ...

Moving Image

Precious metals

Why are some metals prized more for jewellery than others? Listen to presenter Bernie Hobbs explain the chemical reaction that affects the look and durability of metals. Using the periodic table and some dazzling computer graphics, Bernie demonstrates why 'oxygen-proof, low-reactivity, transition metals' such as gold keep ...

Moving Image

How big are extremely small objects?

Imagine how big you might be compared to an ant, a speck of dust, a molecule or an atom. Explore the world of the very small, and find out just what units scientists use to measure extremely small objects.

Interactive resource

The elements: element analyser [ESL]

Use a chemical analysis tool to test properties of elements. Identify key properties of each element such as melting point and boiling point. Sort the elements into categories such as non-metal, metalloid, reactive gas or unreactive gas. Position groups of elements in the periodic table according to their properties. This ...