Today we introduced Atomic Theory.
Aim: What are atoms made of?
Answer: Protons, neutrons, and electrons! The atom has a small, dense nucleus of positive charge (protons and neutrons) surrounded by a cloud of negative charges (electrons).
Presentation: [gview file=”https://www.whsad.org/wp-content/uploads/2013/09/Introduction-to-Atomic-Theory.pptx”]