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Matter Unit FC

Matter, Atom, Molecule

TermDefinition
Matter Anything that has mass and takes up space.
Atom A building block for a molecule. Contains a nucleus, electrons, protons, and neutrons.
Molecule A combination of different types of atoms.
Element One or more of the same type of atom bonded together.
Compound Two or more different types of atoms bonded together.
Pure Substance A substance made up of one type of matter. Has a constant composition. This can only be separated by chemical means.
Mixture A substance made up of multiple types of matter. Has a varying composition. This can be separated by physical means.
Heterogeneous Mixture A mixture where the particles are NOT evenly distributed.
Homogeneous Mixture A mixture where the particles are evenly distributed.
Solution A mixture containing atoms, ions, or molecules fully dissolved.
Colloid A mixture containing mid-size particles that do not settle out.
Suspension A mixture containing particles that settle if left undisturbed.
Tyndall Effect Dispersed colloid particles scatter light, allowing us to differentiate between colloids and solutions.
Created by: RebeccaNeaterour