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matter ana

Vocabulary

QuestionAnswer
anything that has mass and takes up space matter
the amount of matter in something mass
the amount of space something occupies volume
One of 4 states of matter; in which the molecules vibrate about fixed positions and cannot move to other positions in the substance; fixed shape and a fixed volume. solid
One of 4 main states of matter; composed of molecules that can move about in a substance but bound loosely together; no fixed shape; takes on the shape of any container. liquid
One of four main states of matter; composed of molecules in constant random motion; no fixed shape and will take on the shape of the space available; the intermolecular forces are very small; no fixed volume and will expand to fill the space available. gas
a property that can be observed without changing the identity of the substance physical property
a property that can only be observed by changing the identity of the substance chemical property
smallest unit of matter atom
number of protons in an atom of a given element atomic number
number of protons plus the number of neutrons in an atom atomic mass
center of the atom that has the protons and neutrons (heaviest part of the atom) nucleus
positive subatomic in the nucleus proton
neutral subatomic in the nucleus neutron
negative subatomic particle that is around the outside of the nucleus electron
ability to be flattened into a sheet; bendable malleability
ability to be stretched into a wire ductility
ability to react with another substance reactivity
horizontal rows on a periodic table period
vertical columns on a periodic table groups
temperature where solid turns to liquid melting point
temperature where liquid turns to gas boiling point
Created by: morrisat
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