Particle - Tiny things that materials are made from., Phase Change - when matter changes to from one state to another, Heat - Thermal Energy, States of matter - The three forms in which a substance can exist, Solid - In the solid state, a substance cannot be compressed and it cannot flow., Liquid - In the liquid state, a substance can flow but cannot be compressed., Gas - In the gas state, a substance can flow and can also be compressed., Freezing - The change of state from liquid to solid, Boiling - The change of state from liquid to gas that occurs when bubbles of the substance in its gas state form throughout the liquid., Evaporation - The change of state from liquid to gas that occurs when particles leave the surface of the liquid only. It can happen at any temperature, Condensation - The change of state from gas to liquid., Sublimation - The change of state from solid to gas., Kinetic Energy - The energy of motion,

Phase Changes

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