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Matter Science
states of matter and changes of matter
| Question | Answer |
|---|---|
| matter | anything that takes up space |
| viscosity | the resistance to flow |
| solid | matter with a definite shape and volume |
| surface tension | uneven forces that act on the surface on a liquid |
| liquid | a matter with a definite volume but no definite shape |
| gas | a matter that doesn't have a definite shape or volume |
| thermal energy | kinetic energy and potential energy |
| temperature | an intensive property of the substance |
| heat | a movement of thermal energy from a substance at a higher temperature |
| melting | when a solid turns into a liquid |
| freezing | when a liqiud turns into a solid |
| vaporization | when a liqiud turns into a gas |
| bouyant force | when pressure pushes up and down |
| condensation | when a gas turns into a liqiud |
| pressure | an equal force exerted on a surface divided by the total area over which the force is exerted |
| density | mass divided by volume |