Layers of the Earth & Plate Tectonics

Earth’s thin, rocky outer layer is its ___.

• Mantle

• Inner Core

• Outer Core

• Crust

Earth’s core is made up of ____.

• Nickel and Aluminum

• Magnesium and Iron

• Iron and Zinc

• Iron and Nickel

Wegener’s continental drift hypothesis stated that all the continents once joined together to form ___.

• One major supercontinent

• Two major supercontinents

• Two major supercontinents and three smaller continents

• Three major supercontinents

The supercontinent in the continental drift theory was called ___.

• Panthalassa

• Africa

• Pangaea

• Mesosaurus

What hypothesis states that the continents were once joined to form a single super continent?

• Seafloor spreading

• Paleomagnetism

• Continental drift

• Glacier Streaks

Which of the following was NOT used in support of the continental drift hypothesis?

• Glacier Streaks

• Fossil Types

• Mountain Ranges

• Paleomagnetism

What was the main reason Wegener’s continental drift hypothesis was rejected?

• He was not well liked by other scientists

• He could not provide a mechanism for the movement of continents

• He could provide only illogical explanations for the movement of the continents

• His evidence was incorrect

What kind of plate boundary occurs where two plates grind past each other?

• Transform fault boundary

• Divergent fault boundary

• Convergent fault boundary

• Transitional fault boundary

What kind of plate boundary occurs where two move away from each other?

• Transform fault boundary

• Divergent fault boundary

• Convergent fault boundary

• Transitional fault boundary

What kind of plate boundary occurs where two plates move toward each other?

• Transform fault boundary

• Divergent fault boundary

• Convergent fault boundary

• Transitional fault boundary