Earth s interior layer, composed of both solid and putty-like rock is called the mantle . The area where one plate is pulled beneath the other is called a subduction zone . The thinnest layer of Earth is called the crust . The innermost layer of Earth is called the core . Label the diagram below.
Fossils indicate that tropical plants once lived on what is now Antarctica.
Discuss two pieces of data used to support the idea of sea-floor spreading. Describe continental drift and relate it to plate tectonics. Compare and contrast the types of movements that occur at divergent, convergent, and transform fault boundaries. Both Japan and California are prone to earthquakes. Explain this fact using plate tectonics.