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Topic 1 Matter

Savvas T1 Lessons 1,2,3

TermDefinition
matter anything that has mass and takes up space
substance a single kind of matter that always has a specific composition
physical property is a characteristic that can be observed without changing the matter
chemical property a characteristic that describes something's ability to become something else
atom is the basic unit of from which all matter is made- it is the smallest unit of an element that maintains the properties of that element
elements a pure substance that cannot be broken down into any other substance
molecule a group of two or more ATOMS held together by chemical bonds
compound a SUBSTANCE made of two or more elements that are chemically combined
mixture made or two or more substance that are in the same place at the same time
mass amount of matter in an object
weight a measure of the force of gravity on an object
volume the amount of space matter takes up
physical change alters the form or appearance of matter
chemical change produces one or more new substances
Created by: PerryPerry
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