jueves, 22 de mayo de 2014

Forces and energy

Hi everybody, In units 10 and 11 we are studying forces and energy.

A force is the ablity to move something by pulling or pushing.



Energy is the ability to do some work. Electricity is a kind of energy.




In this web site you will find videos,games and activities about saving energy. .





No hay comentarios:

Publicar un comentario