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Listed under:  Science  >  Forces and energy  >  Energy conversion
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About hydroelectricity

This resource is a web page contains information about generating electricity using the energy of flowing water. It gives a brief description, with an annotated diagram, of the way in which the potential energy of water in a dam can be used to drive a turbine to generate electricity. It also provides information about hydroelectric ...

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About wind energy

This resource is a web page containing information about using wind energy to generate electricity. It gives a brief description, with an annotated diagram, of how a wind turbine is used to generate electricity, and provides information about wind energy production and use in Australia. There is a link to a printable PDF ...

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Syllabus bites: Electricity

This resource is designed to support science teachers in addressing concepts in electricity in the BOS NSW Syllabus for the Australian Curriculum in Science - Stage 3. Making decisions about the use of electricity is approached from an understanding of circuits, sources and sustainability.

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Ocean energy

This is a resource about ocean energy that includes sections on Tidal energy, Wave energy, Ocean thermal energy, World ocean energy market, and Australia's ocean energy resources. Links on the right-hand side of the resource provide additional related resources including publications and websites. The resource is part of ...

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Electricity generation from geothermal energy in Australia

This is an online information resource that explains how electricity is generated from geothermal sources in Australia and includes three diagrams supporting and demonstrating the information provided in the text. It contains six sections: Geothermal systems; Potential advantages of geothermal power generation in Australia; ...

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About geothermal energy

This resource is a web page that includes information about generating electricity using the heat from beneath the Earth's surface. It gives a brief description, with an annotated diagram, of pumping water deep underground to extract heat from hot fractured rocks, and using the steam generated to drive a turbine. It also ...

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About solar thermal energy

This resource is a web page containing information about using the Sun's heat to generate electricity. It gives a brief description, with an annotated diagram, of focusing the Sun's rays with mirrors to heat a liquid to create steam, which can be used to drive a turbine to generate electricity. It also provides information ...

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Solar Prints

This 6 minute video segment from Catalyst is an excellent introduction to the science behind photovoltaics. A useful comparison of the efficiency of energy conversion. Discussion of other issues considered in producing devices to use renewable energy to make electricity.

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Energy skate park: basics

This is an interactive teaching and learning resource that years 7 to 10 secondary school students can use to simulate the motion of a skateboarder descending and ascending on a variety of tracks. Height, speed and energy conservation are visually displayed. The skater's mass and starting height, as well as the drag he ...

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Energy chains: energy use

Select energy sources and energy converters to build energy chains to power appliances and vehicles. Examine how each energy converter in a chain loses some energy and reduces the energy available for use. For example, show that using a solar panel and an electric motor to drive a car delivers only 16% of the original ...

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Steam or just a load of hot air?

Take a journey with two 2013 Sleek Geeks Eureka Science Schools Prize finalists, as they present their take on the history of steam power. See how they link steam power, the properties of water and the way energy is converted. WARNING: if flickering light affects you, you may be best to avoid watching this video.

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How does the retina work?

When electrons in your retina absorb photons of light they don't emit light, they cause a molecule to change shape - and that lets you see colour!

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Can We Help?: Donuts and exercise

Peter Rowsthorn visits Dr Deborah Kerr at the WA Institute of Sport to answer the question 'How long does it take to walk off a donut?' Join Pete as he walks, jogs, rows and swims to burn off the energy from a single iced donut. As Dr Kerr takes Pete through his paces, learn how metabolic rate and muscle mass affect weight gain.

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Energy skate park

This is an interactive resource about the potential and kinetic energy changes as a skater rolls around a skate park. Students learn about conservation of energy with a skater, they can build tracks, ramps and jumps for the skater and view the kinetic energy, potential energy and friction as he moves. Students can also ...

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Experimentals: Make your own rocket fuel...!?!

You know what happens when the pressure in a bottle reaches extreme levels: KABOOM! Discover with Ruben and Bernie how mixing together some everyday household chemicals can fuel a fizzy fountain or a model rocket, with spectacular results. This is chemistry in motion.

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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: Nuclear fusion future

Visit the world's largest nuclear fusion reactor, which uses the same process as the Sun to produce energy. Look at the new advances in fusion technology which mean, for the first time, a fusion reactor should now be able to produce more energy than it consumes. It offers a future alternative energy source, but is not without ...

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Renewable Energy Sources - Google Play app

Find out about renewable energies such as wind, water, solar and biomass energy including how they provide energy, development of energy technology and environmental impacts in the electronic book. scientists and inventors involved. Explore some real-world engineering feats involved in producing today's energy supplies, ...

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Renewable Energy Sources - iTunes app

Find out about renewable energies such as wind, water, solar and biomass energy including how they provide energy, development of energy technology and environmental impacts in the electronic book. scientists and inventors involved. Explore some real-world engineering feats involved in producing today's energy supplies, ...

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2024 Dreaming

Explore options for houses, work, food and transport in 2024 in this multimedia presentation from Radio National. A useful resource for stimulating discussion about applications of science and implications for society and the environment as well as current issues and developments in science. Gives examples of how different ...