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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 ...
Hipervinculo Geología
Density is the mass of an object divided by its volume. A rock and a piece of foam might be the same size, but they will weigh very different amounts. Density tells you how tightly packed the molecule ...
Concept of density. Performing calculations
MAIN TASK: The main task is as follows: in groups of four, students study the characteristics of water. Each pupil analyses one of its features: density, melting point, boiling point and solubility. E ...
MAIN TASK: The main task is as follows: in groups of four, students study the characteristics of water. Each pupil analyses one of its features: density, melting point, boiling point and solubility. E ...
tudying this teaching unit will enable students to: Get to know the most fundamental properties of matter: volume and mass, as well as their units of measure. Understand the concept of density and the ...
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