@explaining._science on Instagram: "Thermal Expansion is the increase in size (length, area, or volume) of a material when its temperature increases. This happens because heating makes the particles of the material move faster and farther apart, causing the object to expand. ⚙️ Examples in Daily Life 🔸Gaps on railway tracks – to allow metal rails to expand in hot weather. 🔸Electric wires sag in summer – they expand when hot. 🔸Bimetallic strips in thermostats – bend when heated to control temp

Mayor Brandon Johnson on Instagram: "I will veto any budget that includes a property tax increase."