Neutron - Subatomic particles that do not have a charge and are neutral, Valence Electrons - Electrons in the outermost shell, determines reactivity, Electrons - Subatomic particles that have a negative charge, Atomic mass - The mass of an atom, Atomic Number - The number of protons and electrons found in an element, Nucleus - The center of an an atom, it contains the protons and neutrons, Electron Cloud - Energy levels where the electrons are found, Element - A pure substance- all atoms have the same atomic number or number of protons, Atoms - The building blocks of matter. Made up of protons, electrons, and neutrons, Strong Force - This holds the nucleus together, keeping the protons and neutrons together,

Табела

Визуелни стил

Поставке

Промени шаблон

Врати аутоматски сачувано: ?