Learn how to add vectors. Drag vectors onto a graph, change their length and angle, and sum them together. The magnitude, angle, and components of each vector can be displayed in several formats.
ViSH is a social and collaborative site for creating and sharing knowledge resources for the realization of educational activities. It provides a collection of tools and services for facilitating the creation of high quality courseware and maximizing technology enhanced learning both in the classroom and in Virtual Learning Environments and Learning Management Systems. ViSH is also a community for teachers and educational professionals who want to meet new educators, create, share and discover novel educational resources, and get access to tools for maximizing technology enhanced learning.
This article links to resources to help teachers create their own weather stations, participate in real data projects, and assess their students' knowledge of weather tools.
In some years back the craft upholstery was used to describe the making of carpets, curtains, wall hangings, mattresses and the covering of furniture with fabrics etc. However, with the upsurge of specialization during the industrial revolution, which now dominates the industrial world, the word upholstery is limited to the manufacture and repair of stuffed furniture. The making of curtains and wall hangings has now become a specialized area for interior decorators whilst the production of mattress has also become another specialized area. Unlike small scale furniture firms for which the whole process of stuffing a chair could be done by one person, in large industries were mass production is practiced the process of upholstering is broken down into different stages such that one person rarely complete the whole task of making the furniture piece. The process of making an upholstered furniture piece can be broken into: frame construction installation of webbing and springs installing padding installing muslin and final covering making of cushions channelling and tufting.
Yamli Editor is a "smart keyboard" that allows users to type using a Roman-alphabet keyboard and transliterates the words into Arabic text. Users can type with letters, but also the numbers that are often employed in modern Arabic texting as substitutes for some Arabic letters (such as 3 for 'ein or 9 for SaD). Under the "quick tips" icon, Yamli offers a list of all the substitutions for Arabic letters that do not have exact equivalents in English.