Static teaching unit on the 4th year of compulsory secondary education. Magnitude Forces (or Length), Sense and Components of a Force direction. Effect of various forces. Resulting. Balancing force. Activities.

Kepler used as his basis, both the results of his observations and those of his Astronomy professor, Tycho Brahe. You can study his three famous laws here.

The educational resource shows an interactive animation about the change of phase: solids melt when they are heated and liquids evaporate, changing to a gaseous state. If you increase the vibration of the molecules you can see how water changes phase.

Repaso de las clasificación de los seres vivos.Actividad en pleno en una PDI o individualmente para una Sección Bilingüe en Ciencias Naturales en 3º o 4º de Educación Primaria.