HEL ME PLZZ Society changes because it or an innovation - Ex: wearing jeans instead of traditional garments - Sometimes society adopts innovations that radically change society

Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite

What happens to rock when acid reacts with it?

Witch of the following volcano hazards is made up of rocky particles about the size of a grain of sand