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El juego de cartas Women in science presenta a 44 científicas de disciplinas variadas. La baraja –una idea de Anouk Charles y Benoît Fries– está compuesta por 52 cartas ...

Discover whether certain types of rocks are more difficult to break than other types of rocks.The purpose of this experiment is to test various sedimentary, igneous and metamorphic rocks to find out w ...

Pores are small openings that allow air and moisture to permeate the surface of a material. Porosity is the measure of these voids relative to the solid structure. Porosity is a significant considerat ...

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 ...

Make three different saturated solutions and see how different minerals form crystals over time.:It is an educational content by education.com.By clicking on the title of this resource, you will be re ...

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 ...

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 ...

Obsidian is basically “unpopped” pumice: obsidian and pumice are igneous rocks that are made out of the same material, but because of the way it’s formed inside the volcano, pumice looks very differen ...

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 ...

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 ...