for the training of in-service as well as pre-service teachers that takes a particular focus on the required skills and competences. As a result of the ongoing work in this project, there are additional materials
as his family called him, received his first science book at the age of ten, he was hooked; nevertheless, he still had to keep working at the farm chores. He was very studious and managed to obtain university scholarships. Throughout his university days in New Zealand, he studied and invented high-frequency electrical circuits and worked with radio waves. After he graduated with his Master’s degree, he looked for a [...] , he decided that without a good job, they could not afford to get married. Failing to get a job, he went back to his parents’ farm to help with the work. ...
of heat was instrumental in defining the first law of thermodynamics, which describes the conservation of energy. Two stories, which stress different aspects of the scientific work, will provide insight into Joule's set of experiments by which he determined the ratio of heat and mechanical work. Joule and Energy The immediate use of solar energy is indeed known for quite some time already