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Science Fianl Part 1

Two Examples of Matter and Non-Matter Pencil, Folder (matter) and Sound, Light (non-matter)
Definition of an Atom Basic unit of a chemical unit, contains protons, neutrons, and electrons
Definition of a Molecule 2 or more atoms bonded together chemically
Characteristics of Water Molecules Can be all three states of matter, attracted to each other
Matter any physical substance that takes up space
mass any amount of matter in an object
volume amount of space an object takes up
vaporization liquid to gas
freezing liquid to solid
condensation gas to liquid
evaporation liquid to gas
melting solid to liquid
deposition gas to solid
sublimation solid to gas
element part of something aspect
compound something composed of 2 or more chemically combined elements
homogeneous particles distribute evenly
heterogeneous particles do not distribute evenly
Created by: mghaddad