Compléter Manuelvela1Version en ligne The structure of matter 1 par tekneso tekno 1 Matter neutral Neutrons tiny core smallest particles surrounded central Protons nucleus Atoms lightweight atoms is composed by particles called which are the particles of any element consist of a and dense which is called that is made up of : - ( positively charged particles ) - ( charged particles ) and it is by one or more electrons ( negatively charged )
Créer jeu