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Geological Timewalk Booklet

This 58 page booklet explores geological timescales in the context of the Australian continent. Each section discusses a single geological time interval, and outlines the major geological, climatic and biological events which occurred in that interval, including continental drift, the break-up and amalgamation of continental ...

Downloadable

Plate tectonics globe tennis ball activity

This activity is designed to help students visualise plate boundaries on a spherical Earth, rather than on a flat map. The downloadable PDF includes a model to cut out that shows major plate boundaries, boundary types and highlights our own Indo-Australian plate. The activity includes assembly instructions and pieces to ...

Downloadable

See how they run

This activity introduces lava viscosity and influence on volcanic cone shape. The download includes background information for teachers and an activity sheet for students. The activity involves making lava slime and racing this down a slope. Participants are asked to predict how lava viscosity might influence volcanic shape ...

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Work sample Year 8 Science: Bouncing ball

This work sample demonstrates evidence of student learning in relation to aspects of the achievement standards for Year 8 Science. The primary purpose for the work sample is to demonstrate the standard, so the focus is on what is evident in the sample not how it was created. The sample is an authentic representation of ...

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Biofabrication – communicating STEM frontiers

In this lesson students learn about biomedical engineering and the emerging field of biofabrication.

Video

Catalyst: Aboriginal fire knowledge reduces greenhouse gases

Come on an eye-opening trip to Western Arnhem Land in northern Australia to find out how Aboriginal fire-control techniques are used to reduce greenhouse gas emissions by thousands of tonnes.On the trip you will also find out how exploding ping-pong balls are used to create low greenhouse gas firebreaks at the right time ...

Video

Catalyst: Do heavier things fall faster?

Will a medicine ball or a basketball hit the ground first when dropped at the same time from the same height? In this clip, Catalyst's Dr Derek Muller investigates what influences the speed at which objects fall. Derek challenges some people in a market to make a prediction and explain their thinking, before he finally ...

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Elliot and the Surfing Scientist: Hydrogen and its properties

Imagine the possibilities if we could turn the most abundant element in the universe into a source of fuel. Watch as the Surfing Scientist, Ruben Meerman, investigates the properties of hydrogen and then demonstrates its potential as a fuel when he sets fire to hydrogen-filled soap bubbles.

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Catalyst: How metamorphic rocks are formed

Imagine the forces required to change one type of rock into another type. Listen to presenter, Bernie Hobbs, explain the forces that transform sedimentary rocks to metamorphic rocks. She visits the Australian Nuclear Science and Technology Organisation (ANSTO) to demonstrate how limestone can be transformed into its matching ...

Video

BTN: Colour blindness - seeing the world differently

The ability to see colours is an important human trait, but did you know some people's colour vision is impaired. View this clip to discover what it means to be colourblind and how it happens. Find out also about the extraordinary colour vision of the dunnart, and why it is important for this nocturnal marsupial.

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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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Elliot and the Surfing Scientist: Properties and behaviour of gases

All substances are made up of tiny particles. A change in temperature can change the way these particles behave. Watch as the Surfing Scientist demonstrates how a gas behaves when it is heated. Find out whether the balloon gets sucked or pushed into the bottle!

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Catalyst: What are modular farms?

Modular farms are flexible and self-contained systems that allow you to grow herbs and vegetables without the need for soil or sunlight. What are some advantages of modular farms? What may be some of the disadvantages?

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Catalyst: Coorong salinity

Imagine the mighty Murray River as it flows through South Australia and reaches the sea. Explore the consequences of drought and human activity while listening to Graham Phillips describe the effects of the Coorong's increasing salinity and the the associated threat to Adelaide's supply of fresh water.

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Experimentals: Do different things fall faster?

Want to find out what happens when you drop a watermelon and an apple from the top of a building? In this clip, Bernie Hobbs and Ruben Meerman, investigate whether the mass of an object influences how fast it falls. Bernie and Ruben ride the 'Giant Drop' at Dreamworld, drop a watermelon and apple from an eighth floor balcony, ...

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Atoms of Fire: What makes salt and sugar so different?

Have you ever accidentally sprinkled sugar on your dinner or spooned salt into your coffee? Those white crystals might look the same but they taste very different because they are made of different kinds of atoms bonded in different ways. Discover how chemists identify what kinds of atoms a compound is made of, then find ...

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Landline: Spinifex research

What does spinifex grass contain that might prove useful in modern buildings? Watch this clip and discover how Aboriginal knowledge, combined with Western science, is unlocking the potential of spinifex. Find out about this natural resource and how it could become a new, sustainable material for the building industry.

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ABC News Dr Karl discusses the Earths heat video

Discover the activities deep within the Earth that could seriously impact life on Earth far into the future. Watch this video to find out about the sources of the Earth's own heat. Dr Karl explains clearly just what is below the Earth's surface and what is happening there. As well, he talks about changes in the Sun and ...

Video

Catalyst: Heat transfer: is it hot or cold?

If you picked up a paper book and a metal box do you think one would feel colder to the touch or would they feel the same? Watch this clip to see if people's predictions about the temperature of objects match their observations. You may be as surprised as they are!

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Different types of telescopes

You can find both refracting and reflecting telescopes at Sydney Observatory. How are they different in the way they work and look? What can you find in nature that is like a telescope? Which type of telescope is it like?