can be changed back to the way it was before
reversible
cannot be changed back to the way it was before
irreversible
any change that does not change a substance into a different substance
physical change
how fast something happens
rate
dissolve
when a solid is mixed into a liquid, creating a solution
the solid in a solution
solute
the liquid in a solution
solvent
solute dissolved in a solvent
solution
substances that CAN dissolve in water
soluble
substances that CANNOT dissolve in water
insoluble
the same throughout
uniform
something about a substance that allows us to tell it apart from other substances.
property of a substance
substances that conduct heat well
thermal conductors
substances that reduce heat transfer
thermal insulators
substances that do NOT allow electricity through
electrical insulators
substances that conduct electricity well
electrical conductors
