Atom model UWU 1. In the model what do the colored and uncolored sesame seeds represent? The colored seed represent neutrons and the uncolored represent protons 2. what does the fiberfill represent? It represents the nucleus of the atomic mode 3. In an atom and or atomic model what particles are found on the inside? The neutron with no charge and the proton with a positive charge 4. What particles are found surrounding the nucleus? The electron with a negative charge 5. Why are the poppy seeds aka electrons placed separately and not together? Because they compose a negative charge which they happen to repel each other!