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Vocabulary !!

Science Chapter 1 Vocabulary

QuestionAnswer
a substance that cannot be broken down into other substances by heat,light, or electricity element
a chart that classifies elements by their properties periodic table
the smallest particle of an element that has the properties of the element atom
the center of an atom,where protons and neutrons are located nucleus
particle in an atom that has a positive electrical charge proton
particle in an atom that has no charge neutron
particle in an atom that has a negative electrical charge electron
2 or more atoms joined together;the smallest unit of many substances molecule
a substance made up of atoms of more then 1 element joined together in a molecule compound
2 or more substances that are mixed together but can be separated out because their atoms are not combined mixture
mixture in which substances break up into their most basic particles,which are too small to be seen and spread evenly through another substance. solution
a way of describing g an object using traits that can be observed or measured without changing the substance into something else physical property
a change in one or more physical properties physical change
describes the way a substance reacts with other substances chemical property
a change that produces new substances with new properties chemical change
a process that produces 1 or more substances that are different from the original substances chemical reactions
Created by: 100002654685896
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