Plate Tectonics (chapter 2)

Which layer of earth is made up of the crust and top part of the mantle?

• lithosphere

• asthenosphere

• inner core

• outer core

Which layer of earth do the plates slide on top of?

• lithosphere

• asthenosphere

• inner core

• outer core

Which layer of earth is a dense ball of solid metal?

• lithosphere

• asthenosphere

• inner core

• outer core

Which layer of earth causes the earth's magnetic field?

• lithosphere

• asthenosphere

• inner core

• outer core

What is the name of the supercontinent that existedmillion years of ago and is made of all the continents connected?

• Pangea

• Gondwanaland

• Laurasia

• Eurasian Plate

Who came up with the hypothesis of continental drift?

• Wegener

• Hess

Which of the following is NOT a piece of evidence for continental drift

• fossils

• climate clues

• rock clues

• layers of the earth

Who came up with the theory of sea floor spreading?

• Wegener

• Hess

How is new sea floor created?

• sea floor spreading

• subduction

• earthquakes

• converging

How is old sea floor destroyed?

• sea floor spreading

• subduction

• earthquakes

• converging