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unit 2 chap 1

test

questionanswer
what's property something you can observe or measure about something that helps you identify or describe it
what is substance matter made up of 1 kind of atom or molecule
what is a mixture matter made up of more than 1 substance
what is observing to use any of the 5 senses to gather info abt smt
mattter is ________________________ what we are made up of
an atom is _________________________ a microscopic piece of matter
mocelcule =________________________ a group of atoms joined together
why do scientists have models? to answer a question abt the real world
what does attract mean? to pull an object without touching it
why do we use evidence to support a claim
what is a inference smt you figure out by based on observations and what u already know
_________ are the smallest peice of matter ATOMS
all molecules are the ______ SAME
______ molecules are highly attracted to each other and many other kinds of molecules WATER
_________ is a technique used to separate mixtures CHROMATOGRAPHY
all matter is made up of ______ ATOMS
different molecules have different __________ PROPERTIES
Created by: acampbelllpsb
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