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S1 Unit 4 Matter
glossary
23
Science
Not Applicable
12/05/2011

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Term
melting
Definition
change of state from solid to liquid
Term
freezing
Definition
change of state from liquid to solid
Term
boiling
Definition
change of state from liquid to gas
Term
condensing
Definition
change of state from gas to liquid
Term
evaporating
Definition
change of state from liquid to gas
Term
0oC
Definition
melting/freezing point of water
Term
100oC
Definition
boiling point of water
Term
state with a fixed shape and volume
Definition
solid
Term
state with a fixed volume, not fixed shape
Definition
liquid
Term
state with neither a fixed shape nor a fixed volume
Definition
gas
Term
atom
Definition
simplest particle
Term
molecule
Definition
two or more atoms joined together
Term
element
Definition
substance made of only one type of atom
Term
compound
Definition
substance made of two of more different types of atom
Term
solute
Definition
substance that dissolves
Term
solvent
Definition
liquid that a substance can dissolve in
Term
solution
Definition
solvent with a solute dissolved in it
Term
soluble
Definition
a substance that can dissolve
Term
insoluble
Definition
a substance that cannot dissolve
Term
filtration
Definition
method for separating a soluble substance from and insoluble one
Term
evaporation
Definition
method for separating a solute form its solvent
Term
distillation
Definition
method for separating a solvent from its solute e.g. getting pure water from contaminated water
Term
chromatography
Definition
method for separating substances that have different solubilities e.g. inks
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