Atoms are made of three subatomic particles called protons, electrons and neutrons, Electrons are found in shells. Two electrons can go in the first shell, and eight in the others., Protons and Neutrons are found in the nucleus of an atom.,

Tulostaulu

Visuaalinen tyyli

Vaihtoehdot

Vaihda mallia

Säilytetäänkö automaattisesti tallennettu tehtävä ?