Определите к каким частям речи относятся слова:
requirement,constituent,scientific,distance,agronomist,ancient,density,differ,hardness,structural,various,magnificent,presence,property,culture,conductor,presentation,probably

Существ - requirement, distance,agronomist, density hardness property,culture,conductor,presentation, presence,прилаг -  constituent,scientific, ancient, structural,various,magnificent глагол - differ наречие - probably