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Listed under:  Science  >  Forces and energy  >  Fundamental forces  >  Electromagnetism  >  Electricity
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Activity: coal-fired class debate

This is a web resource about reducing reliance on coal-fired power that provides a student activity accompanied by a teacher guide. It describes a class activity in which students debate the best way to reduce reliance on coal as a source of electricity. The activity requires students to research supporting evidence based ...

Online

Climate change – creating critical thinkers … not sceptics!

Climate change was once just part of the science domain, but today it is a political juggernaut! This unit explores the science of climate change as a scientific concept and a political issue. The unit includes PDF resources and video quiz challenges for teachers and student and the library section provides extra resources ...

Online

Activity: energy then and now

This is a web resource about changes in energy use over time that provides a student activity and a detailed teacher guide. The activity requires the student to record the types and numbers of electrical appliances used at home, interview an older person about appliances they used when growing up and any alternatives used, ...

Online

Activity: design a school energy saving plan

This is a web resource providing guidelines for designing an energy reduction plan for a school. It describes a student activity that involves collecting and reviewing data, identifying energy reduction solutions and sorting these into categories, describing the role of students, teachers and other staff in reducing energy ...

Online

Activity: from audit to solution

This is a web resource about implementing an energy reduction plan in a school or business that includes a teacher guide and student worksheet. It describes a student activity involving carrying out an energy audit in discussion with school or business leadership. The activity requires students to produce a report with ...

Online

Activity: make an energy saving book

This is a web resource about conserving energy that provides a student activity accompanied by a teacher guide. The activity requires students to each design a one-page document exploring an idea for saving energy, and then to combine their documents to create a class energy saving booklet. A student worksheet provides ...

Online

Activity: don't waste energy poster

This is a web resource about conserving energy that provides a student activity accompanied by a teacher guide. The activity requires students to create a poster based on an energy saving tip. A student worksheet provides activity instructions, including a list of energy saving tips. The teacher guide suggests the posters ...

Online

Activity: evaluating energy saving technology

This is a web resource that provides a student activity involving evaluating technologies that can reduce the use of non-renewable energy resources, accompanied by a teacher guide. The activity requires students to research and evaluate a particular technology such as solar panels or wind turbines and produce a diagram ...

Online

Activity: homework task - energy then and now

This is a web resource about changes in energy use over time that provides a student homework activity and a detailed teacher guide including questions for student discussion. The resource requires students to compare the electrical appliances currently used in their home with those used in the past. The activity encourages ...

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Catalyst: Electromagnetic radiation

Do you know how radios transmit sound, or how ultraviolet light travels through the air? Listen to Bernie Hobbs explain electromagnetic radiation and discover what radios, ultraviolet light, x-rays and nuclear blasts have in common. Find out about their energy levels, how they travel from place to place, and at what speed, ...

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Meet the BFFs: Four fundamental forces

We all know something about gravity, but what about the other fundamental forces of physics? Explore the properties of two familiar forces experienced in daily life, and of two less familiar ones. How do they interact, and what keeps everything from falling apart? This video was Kate Dent's entry into the 2013 Sleek Geeks ...

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Colourful Weather, Ep 1: What shape is a rainbow?

All you need is water, the sky and sunlight and you’ve got something that’s colourful – with a pot of gold at each end. What is it? A rainbow! Find out what happens to sunlight inside a raindrop, why rainbow colours are always in the same order and the real shape of a rainbow. Tip: it’s not an arch!

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Colourful Weather, Ep 3: Why sunsets and sunrises will never be blue or green

Can you guess how many sunsets and sunrises an astronaut on the International Space Station sees every 24 hours? Sixteen! Imagine seeing all those spectacular colours so many times a day (even if the view lasts only a few seconds as they zoom by). Find out exactly why sunrises and sunsets are red, orange and golden but ...

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Sciencey: Five things you should know about renewable energy

Check out how we make electricity, the different renewable energy sources we have developed and how batteries work. Then, find out about hydro-electricity and why Australia could one day be the world’s biggest exporter of renewable energy. Lastly, discover virtual power plants. Why is it important to focus on renewable ...

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How do prisms create rainbows?

Zoom inside a glass prism and see why glass makes light bend, and how the glass molecules make different colours of light bend different amounts.

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Catalyst: Supercapacitors: new battery technology

Discover how nanotechnology is contributing to the creation of new, improved batteries that may soon be used in all our mobile phones and portable music devices - even in cars and trams. Catalyst's Tanya Ha looks at how traditional batteries produce electricity and how their efficiency may be increased by tiny devices known ...

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ABC News: Sound waves measure ocean temperatures

View how scientists use underwater sound waves to measure ocean temperature changes in the Indian Ocean. The animations show how the technology called acoustic thermometry works. Australian scientists are working with a global network of 'listening posts' to monitor the long-term effects of climate change on ocean temperatures.

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Can photons and atoms generate laser?

Electrons around atoms can absorb and emit photons of particular colours of light – see three different atomic models explain what's going on.

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Catalyst: Coal seam gas production

The latest coal rush is sweeping across Queensland, but this time without having to dig the coal up. Animations show the processes used to extract coal seam gas (CSG) out of the ground, which can then fuel gas turbines in power stations. Discover how CSG avoids some of the environmental effects of traditional coal mining, ...

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Quantum: Tidal power

Journey to Bathurst Island where strong tidal currents can be found in the Apsley Strait. Observe how the Nguiu community is investigating the use of tidal power to provide their electricity needs instead of using non-renewable and expensive fossil fuels.