when a solid (e.g. salt) disappears into a solution when mixed with a liquid (e.g. water) - Dissolve, when a liquid turns into a vapour (gas). - Evaporate, a mixture of liquid and solid where the solid has dissolved - Solution, separating undissolved particles from a liquid by passing it through a filter. - Filtering, when a gas turns into a liquid - Condense, a substance with nothing mixed or dissolved into i - Pure, two or more pure substances mixed together - Mixture, a substance that dissolves in water - Soluble, a substance that does not dissolve in water - Insoluble, a change that can be changed back to its original state - Reversible, a change that cannot be changed back to its original state - Irreversible,

Changing State game

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