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Your search returned 24 results

Listed under:  Science  >  Forces and energy  >  Fundamental forces  >  Electromagnetism  >  Electricity
Video

Photonic Chip

  • TLF-IDM016662

This 12 minute video segment from Catalyst explains why photonics promises to remove bottlenecks and speed up the entire Internet by sending information with light rather than tardy little electrons. An excellent source of information on the current science for students of information systems.

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Video

Melbourne Recital Centre

  • TLF-IDM016751

This 6 minute video segment from Catalyst explains how understanding the properties of sound and modelling has been successfully applied to create the ideal space for recitals.

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Video

Earthshine

  • TLF-IDM016472

This six and a half minute video segment from Catalyst explains Earthshine as light from our own Earth reflected back from the Moon's dark side. A PhD student is studying it to learn about how light reflects from a planet that contains liquid water as well as land. Her work may one day lead to the discovery of other planets ...

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Video

Clean Energy fact sheets

  • TLF-IDM012959

This resource is a web page that contains links to fact sheets about clean energy and different forms of clean, renewable energy: wind, solar photovoltaic, solar thermal, solar water heating, hydroelectricity, biomass, geothermal and marine energy. The resource also contains a link to a 14.5-minute video of a lecture presentation ...

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Video

Measuring Voltage

  • TLF-IDM016134

In this simulation students select to measure the voltage across one, two or three light bulbs in series to measure the voltage drop across one, two of three bulbs.

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Video

Very Large Telescope

  • TLF-IDM016690

This 10 minute video segment from Catalyst explains why the telescope is located where it is and relates it to the properties of light.

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Video

Solar Prints

  • TLF-IDM016706

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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Video

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

  • TLF-IDM025129

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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Video

Can photons and atoms generate laser?

  • TLF-IDM019618

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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Video

Catalyst: Supercapacitors: new battery technology

  • TLF-IDM015531

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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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

How do prisms create rainbows?

  • TLF-IDM019616

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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Video

Catalyst: Coal seam gas production

  • TLF-IDM015399

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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Video

ABC News: Sound waves measure ocean temperatures

  • TLF-IDM015390

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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Video

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

  • TLF-IDM025127

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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Video

BTN: The biggest radio telescope in the world

  • TLF-IDM015438

In the past, astronomers explored the universe with their eyes and optical telescopes, but what they could see was limited. Find out how radio telescopes have revolutionised the way astronomers 'see' the universe, allowing us to explore deeper into space than ever before.Watch this clip to learn about Australia's contribution ...

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Video

Quantum: Tidal power

  • TLF-IDM015386

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.

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Video

Catalyst: Electromagnetic radiation

  • TLF-IDM015814

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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Video

Can We Help?: 3D is back!

  • TLF-IDM015551

Andrew Woods from Curtin University answers the question 'How are 3D movies made?' Discover how how 3D glasses work. You might be surprised to find out how long ago people started making 3D movies.

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Video

Meet the BFFs: Four fundamental forces

  • TLF-IDM017938

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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