Chemistry+-+Vocabulary

=States of Matter- Vocabulary= Copy Vocabulary into yor Notebook.


 * Matter: has mass and occupies space
 * States of matter: the forms that different phases of matter take on
 * Melting (liquefaction): when a solid turns to a liquid
 * Freezing (solidification): when a liquid turns to a solid
 * Condensing: when a gas turns to a liquid
 * Vapourizing (Evaporation): when a liquid turns to a gas
 * Sublimation: when a solid turns into a gas, or a gas into a solid
 * Solid: hard, holds shape, low energy level and atoms move slightly
 * Liquid: between solid and gas, takes shape of container, can pour, more energy than solids, atoms more free to move
 * Gas: high energy level, atoms free to move, fills any container
 * Physical Change: substance changes form because of amount of energy, but does not change atom structure