The material presented is part of the basic concepts that are used as a preamble to a better understanding in the subjects of Universal and Mexican art that are currently part of the Plan of Studies of High School in the ...

La ciencia química

In this presentation you can find the uses, form and structure of the past simple of the verb “to be” as well as some time expressions that you can use with this tense.

Energía Tipos de energía Transformaciones de la energía Fuentes alternativas de energía

Definición de materia Estados físicos Clasificación de la materia Elementos y compuestos Soluciones, dispersiones y coloides

This paper is intended that students know generally what is to be treated in the field of trigonometry from its history to the basics of working in the field.

Bio elements are the essential components of life. This topic includes basic concepts such as atom, molecule and chemical bonding that introduce the student to understand the way in which bio elements make up the life.

Communication: A natural act that belongs to human beings by helping them to express and know themselves and the world that surrounds them.

This topic is explained in the first unit of biology subject of the high school, the development of this is first of all the definition, anatomy and the invertebrados animal, and its own classification

The objective is to support the student with essential and necessary vocabulary for the correct use of applications and the language interpretation, focusing on technical, scientific and cultural projects in all areas of ...