Βασίλης Φαγογένης 5ο ΓΕΛ ΚΕΡΚΥΡΑΣ

ll the everyday objects that we can bump into, touch or squeeze are ultimately composed of atoms. This ordinary atomic matter is in turn made up of interacting subatomic particles—usually a nucleus of protons and neutrons, and a cloud of orbiting electrons.[3][4] Typically, science considers these composite particles matter because they have both [Læs mere]