Paragraph Seven Many centuries of rain caused huge rivers to move violently through this area. Over time, these rivers cut deep into the new mountains. During the great Ice Age, millions of tons of ice cut and shaped the cooled granite to form giant

Paragraph Seven Many centuries of rain caused huge rivers to move violently through this area. Over time, these rivers cut deep into the new mountains. During the great Ice Age, millions of tons of ice cut and shaped the cooled granite to form giant rocks, known as Half Dome. 42. Various forms of water c___________ the outlook of the area.

changed