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...course begins by examining the environmental concerns that have caused a rise in interest in renewable energy, introducing the main sources and technologies, and describing global efforts to increase the share of renewables. The course then looks at each of the principal renewable energy technologies and the contributions they might make to global energy demand. Finally,...

...course, Engineering: The challenge of temperature, looks at the impact of changes in temperature on a variety of objects and looks at the problem of how to boil water...Engineering is about extending the horizons of society by solving technical problems, ranging from the meeting of basic human needs for food and shelter to the generation of wealth by trade. This free...

...course, Discovering chemistry, introduces you to some of these concepts, beginning with the idea that everything that you can see is made of building blocks called atoms. This leads on to a look at the chemical elements and how they are arranged in the Periodic Table, enabling chemists to rationalise patterns in their chemical and physical behaviour. Next you will...

...course, you will look at how to use data to make decisions in a systematic way using Microsoft Excel. Microsoft Excel is a spreadsheet software that you will most likely encounter numerous times either in a professional context or outside the workplace. In this course you will explore its functions, which will enable you to analyse data and explore relationships between...