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"atoms and elements

The periodic table and elements and atoms.

QuestionAnswer
Matter Anything that has mass and takes up space.
Atom The smallest unit of an element that still has the properties of that element.
Nucleus The dense center of an atom containing protons and neutrons.
Proton A positively charged particle found in the nucleus.
Neutron A positively charged particle found in the nucleus.
Electron A negatively charged particle found around the nucleus.
Element A pure substance made of only one type of atom.
Atomic number The number of protons in an atom of an element.
Periodic table A chart that organizes all known elements.
Compound A substance made when two or more different elements chemically combined.
Mass The amount of matter in an object.
Volume The amount of space an object Takes up.
Density How much mass is packed into A certain amount of volume.
Created by: Noah111.
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