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MPMS Matter

MPMS What's the Matter

TermDefinition
matter Anything that has mass and takes up space
atom The smallest particle of an element
element A pure substance that cannot be broken down into any other substances
molecule Created when two or more atoms join together
molecule can be made up of two or more atoms of the same element (like Hydrogen gas = 2 atoms of Hydrogen) or two or more atoms of different elements joining together (like water = 2 atoms of Hydrogen and 1 atom of Oxygen)
compound Created when two or more atoms of different elements join together
expand To get larger in size, volume or quantity
Expand when atoms gain heat energy, they move faster and spread out
particles A very small piece of a part, a tiny portion or speck
thermal energy Heat energy; the motion of molecules in a substance
vibrate A rapid, back and forth motion
solid Particles are closely packed together and vibrate in place
Solid has definite shape and volume
solid can become a liquid when heat is added
liquid Particles touch each other and are packed loosely together
liquid has definite volume but NOT definite shape – takes the shape of container
liquid can become a gas when heat is added
gas Particles in a gas have a lot of thermal energy and are in constant motion
gas Has NO definite volume or shape – take the shape of container when closed
gas Spread out indefinitely when container is not closed
density How much mass is present per given volume
Density = mass divided by volume
density g/cm3
solution groups of molecules that are mixed up in even distributions
solution solutes are dissolved into solvents to create a _______________
solute a substance(usually a solid) that is dissolved into another substance
solvent a substance(usually a liquid) that does the dissolving in a solution
solubility The ability of one substance (solute) to dissolve in another substance (solvent)
Created by: lanktish
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