Undergraduate courses in electrical machines often include an introduction to their magnetic circuits and to the various magnetic materials used in their construction and their properties. The students must learn to be able to recognize and compare the permeability, saturation, and losses of these magnetic materials, relate each material to its…

The aim of the research described in this article, which is an example of action research, is to contribute to new curricular and professional definitions based on a systematic analysis of the possibilities and limitations that arise when working with the intercultural dimension of foreign language classes for adults. Additional sources for…

This paper aims to shed light on the explicit-implicit paradigm contention in connection with the foreign language area of English spelling. To this end, it frames the subject against the backdrop of the prolonged dispute between implicit, whole language, top-down, or whole-to-part approaches and explicit, traditional, bottom-up, or part-to-whole…

In this paper we present a simple set-up that illustrates the mechanism of sap ascent in plants and demonstrates that it can easily draw water up to heights of a few meters. The set-up consists of a tube with the lower end submerged in water and the upper one connected to a filter supported by a standard filter-holder. The evaporation of water…