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Unit 1.2

Science

TermDefinition
atom are the smallest unit of elements that maintains the proporities of that element
element a substance that can not be seporated or broken down into simalar substances by chemical means
compound a substance made up of atoms of 2 or more different elements joined by chemical bond
mixture a combination of two or more [substances that are not chemically combined
pure substances a sample of matter either a single element ora single compound that has
heterogeneous denoting a process involving substances in different phases (solid, liquid, or gaseous).
homogeneous something that has a uniform structure
solid a substance or object that is solid rather than liquid or fluid.
liquid having a consistency like that of water or oil, i.e., flowing freely but of constant volume.
gas an airlike fluid substance which expands freely to fill any space available, irrespective of its quantity.
freezing under 32 decrese to freezing strong winds and freezing temperatures"
melting make or become liquefied by heat.
evaporation Evaporation is a type of vaporization of a liquid that occurs from the surface of a liquid into a gas
boiling change from liquid to gas
condensation water that collects as droplets on a cold surface when humid air is in contact with it.
sublimation Sublimation is the transition of a substance directly from the solid to the gas phase without passing through the intermediate liquid phase.
deposition the change of gas direcly to a soild
Created by: connor131