El cielo nocturno

This Ever Popular Subject Is Explained In Detail In This Wonderful Book. How The Earth Is Made From Rock, The Three Different Types Of Rock And How They Are Made And Where They Can Be Found. Talks About How Fossils Are Formed From Sediment And What Role That Plays In Helping Us Learn About Life Long Ago. Talks About How These Fossilized Plants And Animals Became The Fossil Fuels That Are So Important To Our Present And Future Life On Earth.

Una de las destrezas que debe adquirir un técnico en Actividades Comerciales es la de dinamizar el punto de venta: diseñar, perfeccionar, conseguir mejores ventas, incrementarlas, crear relaciones a largo plazo para que los clientes hagan publicidad gratuita. Además, entre sus cometidos está optimizar la comunicación dentro de la empresa y la de esta con la sociedad en general. No hay que olvidar que un establecimiento vive de los clientes; hay que cuidarlos, conocerlos bien, para presentarles los productos tal y como ellos esperan. Este libro se dirige especialmente a los estudiantes de ...

Earthquakes can leave people and property in bad shape. At times, they can be deadly. Find out about the science of studying earthquakes and the men and women who track the movements of the ground below us. Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person working in a STEAM field. Discover...

In this book, beginning readers will explore the role of the mouth in a healthy human body. Vibrant, full-color photos and carefully leveled text engage young readers as they learn more about how the mouth works and how it helps us every day. A diagram illustrates the anatomy of the mouth, while a picture glossary reinforces new vocabulary. Children can learn more about the mouth using our safe search engine that provides relevant, age-appropriate websites. Boca also features reading tips for teachers and parents, a table of contents, and an index.Boca is part of Jump!'s Tu cuerpo maravilloso ...

Aunque hoy en día el efecto invernadero aparece en la prensa con frecuencia, se le conoce desde mediados del siglo XIX y siempre se ha sospechado de la influencia de la actividad humana en él. Sin embargo, para constatar el efecto de calentamiento global actual y aceptar la responsabilidad del hombre en su rápido crecimiento, hubo que luchar contra intereses ligados al desarrollo industrial que supuestamente está sustentado por el conocimiento científico. "Esta historia empieza a principios del siglo XIX, cuando unos científicos descubrieron que nuestro planeta no siempre tuvo el mismo...