1) On the layers of the earth (crust, upper mantle, lower mantle, outer core and inner core), complete a brief summary or list which describes the fundamental attributes of the layers listed.
2. In terms of rocks and minerals (minerals drag-drop, density of minerals, igneous rocks-silicates and virtual rock lab), complete a brief summary which describes the differences among your selected types of rocks and minerals.
3) Limestone can be packed with fossils. So, given that information how would you categorize limestone and describe why?