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Ya hace algunos años que Google dispone de una aplicación denominada Google Timelapse desde dónde podemos reconocer diferentes superficies de la tierra y los cambios producidos a ...
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 ...
In this project three different methods of testing turbidity in water will be compared, the secchi disk, spectrophotometer, and turbidity test kit. Turbidity is caused by suspended particles that scat ...
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 ...
Hipervinculo Geología
The formation of stalagmites and stalactites happens through the capillary action between porous rocks and water rich in minerals. The rocks attract the water and the moisture accumulates until gravit ...
By applying more and more pressure to a piece of aluminum foil “clay,” we can discover, stage by stage, how heat and pressure turn clay into slate, phyllite, and finally schist.It is an educational co ...
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