We use things made with metals everyday such as car, belt, alarm, pen, and ____.  Metals like copper, gold, platinum and silver are usually buried in the ____.  Metals found by themselves in the Earth are unreactive like ____, copper, silver and platinum.  We can find metals in rocks called ____.  Getting the metal from these rocks is expensive because ____ ____ are needed to separate the metal.

EL Science Comp 3 Chemistry--Metals and Ores

Classement

Style visuel

Options

Changer de modèle

Restauration auto-sauvegardé :  ?