Reversible, CAN be changed back to how it was before, Irreversible, CANNOT be changed back to how it was before, Evaporate, To change from a liquid into a gas, Condense, To change from a gas into a liquid, Dissolve, To mix into a liquid and become part of a solution, Solute, A substance that dissolves in a liquid, e.g. salt., Solvent, A liquid that dissolves another substance, e.g. water, Solution, A mixture made when a solute dissolves in a solvent, Precipitate, A solid that forms in a liquid during a chemical reaction, Obtain, = GET SOMETHING, Freezing point, The temperature at which a liquid becomes a solid., Melting point, The temperature at which a solid becomes a liquid., Boiling point, The temperature at which a liquid boils and turns into gas., Fertilisers, Substances added to soil to help plants grow BETTER, Pesticide, A substance used to kill insects or other pests that HARM plants., explain why, give a reason for something; say why it happens

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