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Class Note's

anything that takes up space. matter
the amount of matter in something mass
the amount of space something occupies volume
firm, hard compact substance. solid
composed molecules moving freely among each other. liquid
a substance which reaches its state off of liquid water gas
any property used to characterize matter. Physical Property
a characteristic of a substance reaction Chemical Property
smallest unit of matter atom
number of protons in a atom atomic number
number of protons plus the number of neutrons atomic mass
center of an atom nucleus
positive subatomic particle in the nucleus. proton
neutral subatomic particle in the nucleus. neutron
negative subatomic particle in the nucleus. electron
ability to be flattened into a sheet. malleability
ability to be stretched into a wire ductility
ability to react with another substance. reactivity
horizontal rows of a periodic table period
vertical lines on a periodic table groups
when a solid transforms into a liquid. melting point
the state in which a liquid turns into a gas. boiling point
shiny, good conducters. metal
like both metal a non-metal. metalloid
poor conducters non-metal
Created by: skycaptain74