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Actividades interactivas (tipo flash) para conocer mejor la historia de los inventos; los cauces (ríos de España); el relieve de España; la luz y su papel en las plantas y la es ...
Hipervinculo Ciencias de la Tierra y Medioambiente
Recorta y pega las ilustraciones del Monte Fuji y entenderás los mecanismos de erupción de los volcanes.
Children's Online Encyclopedia.Look it up on this new free website: illustrated, comprehensive, up-to-the-minute, authoritative. Great for facts, projects or homework.
The site is the creation of O ...
Quiero dejar el acceso al documento denominado “Biodiversidad 2015. Estado y tendencias de la biodiversidad continental de Colombia” que trata como bien indica el título de la biodi ...
We provide you with some fun and interesting science projects and experiments that you can do with your childrenand their friends. This way you'll be having a good time and getting some knowledge ...
El tiempo que transcurre para que una estalactita crezca 2.5 cm. es de alrededor de unos 100 años. Sin embargo, con este sencillo e interesante experimento veremos cómo se originan las e ...
Earth is estimated to be 4.6 billion years old and ever-changing. Scientists have organized Earth’s history into geologic time periods. These time periods include the Precambrian, Paleozoic, Mesozoic, ...
Hipervinculo Geología
Rocks are not only changed by water, wind, and ice but can also be changed by chemicals. Chemical weathering is the process by which the actual minerals that rocks are made of are changed. Chemical we ...
Hipervinculo Geología
Geodes are formed in empty spaces inside rocks. Fluids containing minerals make their way into a rock’s cavity and crystals begin to grow. From the outside they look like an ordinary rock, although th ...
Hipervinculo Geología
Limestone is composed of tiny shells that fell to the ocean’s floor when sea creatures died. The pressure from other shells, the water and sand washing over them squashes the tiny shells together into ...
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