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Matter Vocab

MAtter Vocab

TermDefinition
Element a pure substace where all the atoms are the same ( on periodic table )
Subatomic Particle particles that are smaller than an atom and make up an atom
Proton subatomic particle with a positive charge
Neutron subatomic particle with a neutral charge
Electron subatomic particle with a negative charge
Matter anything with mass and volume
Atom the smallest unit of matter
Atomic Number the number of protons in the nucleus of an atom
Atomic Mass the number of protons and neutrons in the nucleus of an atom
Mixture two or more pieces of matter than can be mixed together or seperated
Solution two or more pieces of matter than can be mixed together, but not easily seperated
Compound made up of two or more different kinds of atoms
Physical Change no new substance created
Chemical Change a new substance created
Water Displacement the method used to measure the volume of an irregulary shaped object
Mass the amount of matter an object has
Volume the amount of space an object takes up
Density Mass/Volume how much matter something has in a given amount of space
Metric System based on the number 10, and used by scientist all around the world
Solids definite shape and definite volume
Liquids no definite shape, but has a definite volume
Gases no definite shape and no definite volume
Boiling a liquid turns into a gas
Melting a solid turns into a liquid
Freezing a liquid turns to a solid
Created by: Bradymw