sentences: when water freezes , that water expands
docs: if freeze occurs then solidify occurs. snow is frozen_water_falling_from_sky. snow is frozen_water. snow is crystallized_water. frozen_saltwater is salt_water. snow_and_ice is both_forms_of_frozen_water. ice is frozen_water. cooling_water is becoming. snow is frozen_water_vapor. snow is crystalized_water.