Question 1

According to the Mantle Convection Theory, the heating of mantle rocks near the Earth’s core directly results in:

Accepted Answer

the rising of the rocks to the upper mantle because they become buoyant when hot

Answer

the spreading of the seafloor as magma pushes up through the crust

Answer

the subduction of cool plate edges into the less dense mantle

Answer

the creation of convection cells within the mantle

Question 2

What is the main heat source of the convection current in the mantle?

Accepted Answer

Earth’s mantle and core

Answer

friction produced by plate motions

Answer

radiation from the sun

Answer

magma in Earth’s crust

Question 3

Slab pull primarily occur at the subduction zones.

Accepted Answer

true

Answer

false

Question 4

What would be the correct sequence of events of the geologic process seafloor spreading.

Question 5

Which of the following diagrams best illustrates the convection occurring in the mantle?

Accepted Answer

https://uploads.quizalize.com/485cde5f-009c-48a7-882a-41b66ea23c9b/question/637af9a2d156623dfabf86f1c902d33d919d957c.png

Answer

https://uploads.quizalize.com/485cde5f-009c-48a7-882a-41b66ea23c9b/question/791de30f8cb482946251c3e738f6411057dbcd32.png

Answer

https://uploads.quizalize.com/485cde5f-009c-48a7-882a-41b66ea23c9b/question/90e3f5dedc8cfd493b9d60bd6bf9ae61e68b7d79.png

Answer

https://uploads.quizalize.com/485cde5f-009c-48a7-882a-41b66ea23c9b/question/1a4576ca1a50b5686f8856e83ccf46faf7f8c11b.png

Related quizzes