Divergent plate boundaries are present under continents during the early stages of continental breakup. When magma wells up beneath a continent, the crust is initially elevated, stretched, and thinned, producing ___________________ _.
Fill in the blank(s) with correct word
Question 2
Index, or guide, fossils are most useful because they ____.
A)occur over small geographic region
B)lived during a brief period of geologic time
C)rarely occur
D)lived over a long period of geologic time
E)are found in all types of rock
Stages of Labor
The Three Stages of the Birth Process
Four Brain Structures with High Myelination in Early Childhood
Three Types of Plate Boundaries
Acanthostega, Early Amphibian
The Drifting Continents