THE STATES OF MATERIALS (GLI STATI DELLA MATERIA) MATTER EVERYTHING THAT SURROUNDS US (SKY, SEA, MOUNTAINS, ANIMALS, OBJECTS AND PEOPLES) ARE MADE OF MATTER. MATTER CAN BE PRESENT IN DIFFERENT STATES AIR (ARIA) SOLIDS THE SOLIDS HAVE THEIR OWN SHAPE AND DO NOT CHANGE IT I CAN GRAB THEM WITH MY HANDS. (I SOLIDI HANNO FORMA PROPRIA E NON LA CAMBIANO POSSO AFFERRATI CON LE MANI) THE STONE HAS CHANGED YES NO