Relier Pairs Physical and Chemical ChangesVersion en ligne Study material over physical and chemical changes. par Cambria Crabtree 1 Elements, soil, gases, air, celestial objects 2 Liquid 3 Flame appears 4 Solid 5 Gas 6 Physical change example from a chemical equation 7 Light, heat, sound 8 Physical change 9 Density, boiling point, melting point, solubility 10 Chemical change 11 Chemical change example from a chemical equation A + Z --> A + Z Particles vibrate, particles tightly packed together, holds shape, particles lock in position. X + Y --> XY Examples of matter Chemical property Examples of energy Particles are far apart, fills the space the gas is in, particles move around freely Breaks bonds and forms new substances. Physical Properties of matter Particles are close together, takes shape of the container, particles slide past each other. Does not re-arrange the atoms or break bonds.