Benchmark 2 Day Two

What are Earth's layers from the center (inside) to the surface (outside)?

• mantle, crust, inner core

• outer core, inner core, mantle, crust

• inner core, outer core, mantle, crust

What is the name for our former “Super Continent”?

• plate tectonics

• Pangaea

• continental drift

When one tectonic plate goes beneath another, this process is called what?

• ocean trench

• divergent boundary

• subduction

Which layer of Earth has the highest temperature?

• crust

• mantle

• outer core

• inner core

Who was the German who proposed the theory of Continental Drift?

• Alfred Wegener

• Albert Einstein

• Bill Nye

What are three types of plate boundaries?

• divergent, trivergent, transform

• divergent, convergent, transform

• trivergent, subduction, transform

Which layer of Earth is the MOST DENSE?

• crust

• mantle

• outer core

• inner core

Where does sea-floor spreading occur at underwater mountain ranges?

• mid ocean ridge

• ocean trench

• Ring of Fire

How is new material being formed on the ocean floor?

• sea floor spreading

• ocean trench

• mid ocean ridge

What is magma called once it reaches Earth’s surface?

• magma

• lava

• ash