Question 1

Which theory describes that the Earth's lithosphere is divide into plates?

Accepted Answer

Plate tectonic theory

Answer

Seafloor spreading theory

Answer

Continental drift theory

Answer

Ocean ridge theory

Question 2

What is the name of the German researcher who proposed the idea that all continents today were once a huge landmass?

Accepted Answer

multiplem://Alfred Lothar Wegener:Alfred Wegener

Answer

Harry Hess

Answer

Robert Dietz

Question 3

The diagram shows the movement of the mantle under the Earth's crust, which process is represented by the diagram?

Accepted Answer

Convection

Answer

Rotation

Answer

Conduction

Answer

Radiation

Question 4

What is the border between two tectonic plates called?

Accepted Answer

scrambled://BOUNDARY

Question 5

Arrange the steps of seafloor spreading correctly.

Accepted Answer

jumble:// Magma comes out of the rift valley,Magma cools to rock and hardens,Rock is pushed away as new rock is formed at MOR,Oceanic crust and continental crust meet at the trench,Oceanic crust bends down under the continental crust,Gravity pull rock towards mantle,Rock melts to mantle

Question 6

A subduction zone is formed due to the downward movement of the convection current.

Accepted Answer

True

Answer

False

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