La pre instalación, es decir la planificación del trabajo considerando todas las variables que implica la colocación profesional de un equipo de aire acondicionado, ahorra cientos de problemas posteriores, algunos de ellos pueden revestir gravedad.
Bill Bryson es uno de los escritores más queridos y autor de varios bestsellers que nos lleva hacia las preguntas más intrigantes e intratables que la ciencia busca responder.
Sumergete en un apasionante viaje a traves de la historia del electromagnetismo, desde las primeras observaciones de electricidad, en la antigua Grecia, hasta los revolucionarios descubrimientos del siglo xix.
Some efforts have been made to prove negative mass behavior through some experiments performed in mechanics, and other disciplines as well as some theories in electrostatics, but I haven't found research about similar effects at the atomic level, where the most elementary mass given by the atomic nucleus is to be found.
A new edition of Peter and Rosemary Grant's classic account of their groundbreaking forty-year study of Darwin's finches40 Years of Evolution is a landmark study of the finches first made famous by Charles Darwin, one that documents as never before the evolution of species through natural selection.
A new edition of Peter and Rosemary Grant's classic account of their groundbreaking forty-year study of Darwin's finches40 Years of Evolution is a landmark study of the finches first made famous by Charles Darwin, one that documents as never before the evolution of species through natural selection.
Esta obra es una excelente introduccion al mundo de los microorganismos pensada como libro de texto de microbiologia general para diversas carreras cientificas.
An easy, straightforward, and fun guide for learning fractions and its counterparts Fractions For Dummies is the perfect strategy guide for both understanding and using one of math's most common (and most challenging) topic areas.
A marvelously illustrated guide to the world's mothsWith more than 160,000 named species, moths are a familiar sight to most of us, flickering around lights, pollinating wildflowers about meadows and gardens, and as unwelcome visitors to our woolens.
A marvelously illustrated guide to the world's mothsWith more than 160,000 named species, moths are a familiar sight to most of us, flickering around lights, pollinating wildflowers about meadows and gardens, and as unwelcome visitors to our woolens.
