Intro to Matter - VOCAB

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Terms in this set (...)

Boiling
Vaporization from within a liquid as well as from the surface of a liquid
Sublimation
the change from a solid to a gas
Freezing
the change from a liquid to a solid
Condensation
the change from a gas to a liquid
Deposition
the change from a gas to a solid
Melting
the change from a solid to a liquid
Evaporation
vaporization from the surface of a liquid
Vaporization
the change from a liquid to a gas
Matter
Anything that has mass and takes up space
Atom
Basic unit of matter
Smallest particle of an element
Element
A pure substance made of only one kind of atom
Proton
A subatomic particle that has a positive charge and that is found in the nucleus of an atom
Neutron
A subatomic particle that has no charge and that is found in the nucleus of an atom
Electron
A subatomic particle that has a negative charge
Periodic Table of Elements
the chart scientists use to organize and classify all the known elements
Solid
A state of matter that has a definite shape and a definite volume
liquid
A state of matter that has a definite volume but no definite shape.
Gas
a form of matter that does not have a definite volume or shape