estimate energy bills – the cost of living
visitors this year: 57 This quick post is for anybody wondering how much money they need to put aside for energy. If you don’t use electricity for keeping warm, your summer and winter electricity...
visitors this year: 57 This quick post is for anybody wondering how much money they need to put aside for energy. If you don’t use electricity for keeping warm, your summer and winter electricity...
visitors this year: 904 I am the person who wants to know if using an electric fan heater in one room costs less than heating the whole house using gas*. At parties I can...
visitors this year: 29 Pressure & temperature How pressure changes with temperature can be monitored using sensors. A graph of pressure against temperature can be plotted as it happens. After the experiment, the scale...
visitors this year: 343 The First World War, that began in 1914, put chemists to work. Their chemicals could harm as well as heal … but on balance the outcome was … horrific. As...
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visitors this year: 25
visitors this year: 43 How the First World War, that began in 1914, put the world’s chemists to work making chemicals to harm as well as heal though overall with horrific outcomes. The author...
rogerfrost.com is a compendium of ideas for using technology with sciencey questions in mind. Started in 1995 to offer ideas to school science teachers, Roger Frost expanded the coverage to home automation, gadgets and sensors to monitor, or understand, what’s going on around us.
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Roger Frost has been writing since 1988 and this web includes his published articles about the use of the Internet; the work of scientists and how technology is useful at home or school.
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