"This igneous rock formed as ongoing volcanic activity covered the area with lava. Absolute dating shows this igneous rock ranges from 50 million to 47 million years old."
Use the "Analysis of Rock Layers" chart to finish the paragraph below.
"This igneous rock formed as ongoing _______ covered the area with lava. Absolute dating shows this igneous rock ranges from 50 million to 47 million years old."
1 answer