Semana Blanca

Los contenidos de este libro se corresponden con los de la unidad formativa 0219, del módulo "Montaje y mantenimiento de instalaciones de energía eólica", perteneciente al certificado de profesionalidad "Gestión del montaje y mantenimiento de parques eólicos". El montaje y mantenimiento de una instalación de energía eólica implica, como es lógico, amplios conocimientos de electrotecnia y electromagnetismo. Este libro contiene, además de nociones en ambos campos, información sobre los elementos eléctricos de un parque eólico, prestando especial atención a las redes eléctricas,...

Readers won't have to disassemble their favorite toys to discover what makes them work. This book explores electric, magnetic, and motion-powered toys from design to function. It introduces readers to the six simple machines and explains how they use force and motion to do work. Not every toy is a technological marvel. Readers learn about time-honored favorites including the rocking horse, Slinky, and rattles.

When it comes to landing a job, a portfolio has been a tool often used by graphic artists, architects, and possibly writers. In today's world, a portfolio may help just about anyone seeking a professional career. A portfolio is a collection of work samples that can bring to life the achievements and skills you present on a r廥um�. Addressing career-ready standards of the Core Curriculum, this essential book teaches readers how to build a powerful portfolio no matter what career path they are on. Tips are included on how to avoid mistakes, make a stellar presentation, and highlight student...

For Barack Obama, becoming president of the United States brought big changesfor him, his family, and the country. Every day he faces important meetings, tough decisions, and the opportunity to meet new people. But he still finds time to invite friends over for a movie and walk Bo, the White House Dog, with his daughters, Sasha and Malia. How does he do it all? Follow the President through his day and find out what it's like to be Barack Obama. Para Barack Obama, convertirse en presidente de Estados Unidos fue un gran cambio, tanto para l, como para su familia y para el pas. Todos los das...