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Atoms &Matter Part 2
Term | Definition |
---|---|
Temperature | A measure of heat (how hot or cold a substance is) |
Solute | A substance that has the ability to be dissolved by a solvent to create a solution |
Solvent | The substance that dissolves another substance |
Dissolve | To add a solid material to a liquid in such a way that its particles completely disperse into the liquid, usually becoming invisible within the liquid |
Melting Point | The temperature at which a solid turns into a liquid |
Chemical change | A process that changes substances into new substances |
Physical change | A change in matter that does not affect its chemical composition |
Density | An object's mass divided by its volume; a measure of how many particles are packed together into a certain amount of space |
Volume | The amount of space an object or substance takes up |
Mass | The amount of matter in an object |
Weight | The force of gravity on an object |
Element | a pure substance that cannot be broken down into simpler substances by chemical reactions |
Periodic Table | the chart scientists use to organize and classify all the known elements |
Proton | a subatomic particle with a positive charge that is located in the nucleus of an atom |
Solubility | the amount of a substance (solute) that will dissolve in another substance (solvent) at a certain volume and temperature |