Unit 4 Test Review

Which two parts of the Earth make up the lithosphere?

• crust and outer part of the mantle

• core and outer part of the mantle

• crust and inner part of the mantle

Which word best describes the hot, weak, inner part of the mantle, which can flow?

• lithosphere

• asthenosphere

• Anysphere

Which evidence did Wegener make use of to develop the theory of continental drift?

• Mountains in North America appear to be part of the same chain of mountains as those in Northern Europe

• He decided that was true so he convinced everyone

• He thought of Pangea

The theory of continental drift proposes that the Earth's continents may have once been united as a supercontinent but have drifted apart over time. Which word names the supercontinent?

• Cookies and cream

• Okinawa

• Pangea

Which term is described as a flat expanse of ocean floor?

• deep-sea trenches

• abyssal plains

• continental shelf

Which term is described as a long, narrow depression in the ocean floor?

• deep-sea trenches

• guyots

• continental shelf

Which term is described as a seamount with a flattened top?

• guyots

• deep-sea trenches

• abyssal plains

At which type of boundary do lithospheric plates collide?

• transform boundaries

• convergent boundaries

• divergent boundaries