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Matter
Term | Definition |
---|---|
matter | anything that has mass and volume |
mass | the amount of matter in an object |
volume | the amount of space an object takes up |
thermal energy | heat energy |
melting | solid to a liquid |
freezing | liquid to a solid |
vaporization | liquid to a gas |
evaporation | liquid to a gas on the surface |
boiling | gas bubbles forming throughout the liquid |
sublimation | solid to a gas |
kinetic molecular theory | particles in matter are constantly in motion |
solids | definite shape and definite volume |
liquid | no definite shape and definite volume |
gas | no definite shape and no definite volume |
condensation | gas to a liquid |
deposition | gas to a solid |
physical properties | can be observed and measured without a new substance being formed |
qualitative properties | descriptive properties |
quantitative properties | based on a number or measurement |
examples of physical properties | color, shape, size, smell, phase of matter |
examples of chemical properties | rusting, burning, baking, cooking |
chemical properties | the ability of a substance to react with another substance and form another new substance |
homogeneous matter | having the same properties throughout |
element | substance that contains only one kind of atom |
examples of elements | hydrogen-H Oxygen-O Gold-Au |
compound | a substance that contains two or more elements chemically combined together |
examples of a compound | carbon dioxide, water, glucose |
solution | a liquid with dissolved solid particles evenly distributed throughout |
solute | substance that dissolves |
solvent | the substance that does the dissolving |
heterogenous matter | matter that is composed of two or more materials that can be separated |
mixture | contains two or more substances that are not chemically combined |
suspensions | mixtures that contain particles that settle out of the liquid |