Bell Work: Silently look over composition book notes for Layers of the Earth & Plate Tectonics

Clear Your Desk! Get out a sheet of Notebook Paper You need ONE dry erase marker per group

Which layer is made of solid iron and nickel? Inner core

Some mountains are formed by the collision of two tectonic plates Some mountains are formed by the collision of two tectonic plates. Which of the diagrams below shows a situation that would result in the formation of such mountains?

The type of tectonic plate boundary that forms from a collision between two tectonic plates is a Divergent plate boundary Transform plate boundary Convergent plate boundary Normal plate boundary

The core is subdivided into the outer core which is ________ and the inner core which is ________. Liquid; solid Thin; thick Thick; thin Solid; liquid

The Mid Atlantic Ridge was formed by which boundary type? Divergent

What is the state of matter of the mantle? Viscous

What is the process (occurring in the mantle) that is responsible for moving the plates? Convection currents

True or False: The lithosphere floats on top of the asthenosphere.

The outermost layer of earth is the ______. crust

The gradual movement of plates is known as ____. Plate tectonics

Who hypothesized that the continents were all joined together? Alfred Wegener

What evidence to Alfred Wegener have to prove Pangaea existed? Fossils

Name the two types of crust. Continental and oceanic

Plates move because of which process that takes place in the mantle? Convection currents

What are the three boundaries called? Divergent, convergent, and transform

True or False: Divergent boundaries create new sea floor.

What is this a picture of? Convection currents

Which boundary is illustrated? Convergent

What’s the missing word What’s the missing word? Convergent is to mountains as transform is to _______. earthquakes