Boiling - When liquid is heated to a certain temperature, liquid begins to vapourize, Element - A substance of the periodic table. Cannot be broken down into a simpler substance, Evaporation - Changing a liquid into a gas, Freezing - When a liquid is at a cold enough temperature, it becomes solid, Heating - The process of making a substance hotter, Mixture - A combination of two or more pure substances. Both substances keep their individual properties. Example: Salt + Sand, Thermometer - A tool used to measure the temperature of liquids, Solid - A substance that is firm and stable, Compound - When two or more substances are combined chemically to create a new substance. Example: Hydrogen + Oxygen = Water, Melting - The process of a solid substance becoming a liquid substance by use of heat,

Science - Separating mixtures

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