Atom - a tiny piece of matter that is too small to see, Attract - to pull on an object, even with out touching it, Dissolve - to mix evenly into a liquid by breaking apart into pieces that are to small to see, Evidence - information that supports an answer to a question, Explain - to describe how something works or why something happens, Inference - Something you figure out based on observations and what you already know, Matter - the stuff that things are made of, Mixture - matter that is made of more than one substance, Model - something scientists make to answer questions about the real world, Molecule - a group of atoms joined together in a particular way, Observe - to use any of the 5 senses to gather information, Property - what you can observe or measure about something that helps you identify or describe it, Soluble - able to dissolve in water or another liquid, Substance - matter that is made up of only one kind of atom or molecule,

Modeling Matter

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