Eternas inquietudes

Se incluyen todos los contenidos relacionados con la Electrotecnia, estando especialmente orientado para los alumnos que cursen el Ciclo Formativo de Grado Medio Instalaciones Eléctricas y Automáticas. Se ha procurado que los contenidos tratados sean fáciles de entender, didácticos y prácticos, sin perder por ello el rigor científico. Los temas aquí tratados son de gran ayuda para comprender los fundamentos de la Electrotecnia. Para ello se han elaborado 21 unidades didácticas que combinan la teoría con multitud de casos prácticos.

Describes the physical characteristics of honeybees, where they are found, their behavior and social interactions, and a brief history of beekeeping.

Why do continents matter? From economics to weather science—and everything in between—knowing the characteristics of the continents expands readers’ perspectives in every school subject. This fundamental information is a building block of many future lessons and an essential part of elementary education. This book presents a focused, clear, age-appropriate look at Earth’s continents that young readers are sure to find both informative and interesting. This volume is also packed with colorful maps that are labeled and explained to foster young readers’ comprehension of this important...

During the XVII and XVIII centuries, there were great thinkers who risked their freedom and their lives over their revolutionary ideas. Take a look at the philosophers that were the pillars of both modern thinking and science: Galileo, Hobbes, Newton, and many more. They dared to question the norm.