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Science Review

What is chemisty? THe study of properties of matter and how it changes.
What is matter? stuff that takes us space, has mass or the stubstance(s) that make up an object.
What is a substance? a single kind of matter.
Matter can be a what? a Solid, Liquid,Gas, Plasma and bose.
Every form of matter has has two types of properties. Physical and Chemical Properties.
Physical properties- can be observed and don't change
CHemical Properties- can not be observewd directly characteristics of pure substances based on their ability to change into other substances.
What is an element? a pure substance that can not be broken down into any other substance.
How many elements are there? > than 100
what are Element Ratios represented by? Chemical Formulas
What is a Compund? two or more elemants combined in a specific ratio held together by Chemical Bonds.
Created by: hannahdance1234