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