Atoms: Building Blocks of Matter. Structure of an Atom Subatomic particles: 3 particles that make up an atom (protons, neutrons, e ee electrons) –N–Nucleus:
Elements and Atoms. What is Matter ? Elements and Atoms What is Matter ? Matter is anything that has mass and takes up space.
Atoms. Elements and Atoms Terms Matter is anything that has mass and takes up space. Elements are the simplest pure substance and they can not be.
