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