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Search Results for: radiation
The Chart of Electromagnetic Radiations
The Lawrence Livermore lab posted this gorgeous old poster of the electromagnetic spectrum onto its Flickr page. It’s an amazing artifact of scientific education from 1944, complete with images of retro radio equipment, hospital radium rays and one of the first commercially … Continue reading
Posted in 1. How are light and heat explained?, 1. How has understanding about the physical world changed?, Unit 1
Tagged Electromagnetic Spectrum, Light, Radiation
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Ionising radiation videos
Posted in 2. How is energy from the nucleus utilised?, Unit 1, Videos
Tagged Radioactivity, Video
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Radiation doses chart
This detailed chart shows the relative doses from different radiation sources. A very interesting centrepiece for further investigation and discussion.
Posted in 2. How is energy from the nucleus utilised?, Unit 1
Tagged Nuclear, Radioactivity
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Dr Karl Karl Kruszelnicki & Professor Dale Bailey talking about radiation
Well worth listening to with radiation in the news in a big way at the moment. Download the podcast from the ABC site
Posted in 2. How is energy from the nucleus utilised?, Unit 1
Tagged Nuclear, Radioactivity
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Unit 2 options
How does physics explain climate change? How do fusion and fission compare as viable nuclear energy power sources? How do heavy things fly? How do forces act on structures and materials? How do forces act on the human body? How … Continue reading
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Light waves: Polarisation & Colour podcast
What is light?, The electromagnetic spectrum, Waves, Wave equations, Light as electromagnetic radiation, Polarisation, Colour, Colour addition, Colour subtraction, Interference & structural colour Download the notes. Download the video.
Posted in 1. How are light and heat explained?, Podcast video, Unit 1
Tagged Colour, Light
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Radioactivity – doses and effects podcast
A look at the measurement and effects of radiation doses. Download the notes. Download the video. Links: Calculate your radiation dose Radiation dose chart
Posted in 2. How is energy from the nucleus utilised?, Podcast video, Unit 1
Tagged Health, Radioactivity
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Radioactivity introduction podcast
An introduction to the different types of radiation – alpha, beta and gamma. Download the notes. Download the video.
Posted in 2. How is energy from the nucleus utilised?, Podcast video, Unit 1
Tagged Radioactivity
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BBC discovery podcast – Fukushima Anniversary
An interesting report about the cleanup following the release of radiation from the damaged reactor. Download the podcast from the BBC site: http://downloads.bbc.co.uk/podcasts/worldservice/discovery/discovery_20120305-2000a.mp3
Posted in 2. How is energy from the nucleus utilised?, Radio podcasts, Unit 1
Tagged Nuclear, Radioactivity
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Radioactive quack cures
One of the fascinating aspects of the study of radioactivity is to see how our knowledge of the effects of radiation has dramatically changed over the twentieth century. Who in this day would ever think of cleaning teeth with a … Continue reading
Posted in 2. How is energy from the nucleus utilised?, Unit 1
Tagged Radioactivity
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