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Manual metal arc welding (MMA)
Science, Maths & Technology

Manual metal arc welding (MMA)

...open-circuit voltages of 50–100 V. Power sources range from 30 to 500 Amps a.c. or d.c. Coated electrodes contain slag-forming ingredients (that produce a fluid coating over the weld as it cools) and gas-forming ingredients (that generate atmospheres of CO2, CO or H2 around the arc). Principal materials used in electrode coatings include: Carbonaceous material of the...
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Article 10 mins
A National Health Service or an International Health Service?: South Asian geriatricians
Society, Politics & Law

A National Health Service or an International Health Service?: South Asian geriatricians

...Open University's Open Degree. On 5 July every year the UK celebrates the establishment of the National Health Service (NHS) in 1948, arguably one of the greatest British achievements of the post-war years. The NHS was particularly lauded during the height of the COVID-19 pandemic with weekly clapping for those who worked there. The National Health Service has always been...
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Article 10 mins
Improving the everyday lives of carers
Health, Sports & Psychology

Improving the everyday lives of carers

...Open University led by Dr Verina Waights, have developed a website to support carers through helping them to use digital technologies and get online. ...Find out about The Open University's Health and Social Care courses and qualifications. [Image of a young carer and an older person talking] Over a 100 million people in Europe care for a family member or friend. Many of...
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Article 10 mins
The science of making musical instruments
Science, Maths & Technology

The science of making musical instruments

...Open University's Music courses and qualifications Interested in the technology of music? You can study that with The Open University What is the science of music? Music is generally thought to be an art rather than a science but what is the science behind the production of music? And can three 'tone-deaf' scientists use these principles to make musical instruments and...
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Article 15 mins
Reading evidence
Society, Politics & Law

Reading evidence

...open to many interpretations. The quality, reliability and authenticity of evidence always needs to be probed for potential bias, limits and blind spots. In this course we will be focusing mostly on the variety of methods for presenting and organising qualitative and quantitative evidence. So, we will focus on how to understand the ways in which evidence is presented, how...
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Level 1: Introductory 12 hrs
What is Europe?
Society, Politics & Law

What is Europe?

...opened up perspectives on a broader Europe of a less well-defined character, but at least one that was unconstrained by structures of superpower control. The independence of the reconstructed eastern Europe and the severing of Russian links throughout the area was confirmed with the dissolution of the Soviet Union a couple of weeks after the Maastricht meeting. The newly...
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Level 1: Introductory 10 hrs
Data analysis: visualisations in Excel
Science, Maths & Technology

Data analysis: visualisations in Excel

...overlooked, the publishers will be pleased to make the necessary arrangements at the first opportunity. Don't miss out If reading this text has inspired you to learn more, you may be interested in joining the millions of people who discover our free learning resources and qualifications by visiting The Open University – www.open.edu/ openlearn/ free-courses....
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Level 1: Introductory 6 hrs
Exploring a Romano-African city: Thugga
History & The Arts

Exploring a Romano-African city: Thugga

...open to influences from the wider Mediterranean world. There was also a developed culture which had been exposed to Hellenistic influences. A good example of this is the Punic royal funerary monument at Thugga, which combines Punic and Hellenistic features (see Figures 1 and 2). When Numidia became a part of the Roman empire, we might assume that Roman cultural influence...
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Level 3: Advanced 14 hrs