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unit 2, ch1
study guide
Question | Answer |
---|---|
atom | a tiny piece of matter that makes up everything |
matter | the stuff that things are made of |
observe | to use the five senses to gather information |
mixture | matter that is made of more than one substance |
substance | matter that is made of only one kind of atom or molicule |
what is property | property is what you observe or mease about something helps you identify or descripe it |
molecule | a group of atoms joined together in a particlar way |
model | something sientists use to answer quistains about the real world |
attract | to pull an object together without touching it |
evideince | something that supports an answer |
inferance | an edacated guess |