Question

The deepest hole ever drilled into Earth's surface is around 12 kilometers deep. Which of Earth's layers does the deepest hole reach?


the mantle


the crust


the inner core


the outer core

Question 5.



The following question has two parts. First, answer Part A. Then, answer Part B.

Part A:

Scientists analyzed a layer of Earth and determined it was solid, magnetic, and very hot. Which layer of Earth did the scientists most likely analyze?


the crust


the mantle


the outer core


the inner core


Part B:

Which best supports the choice from Part A?


The crust is closest to the surface, which means it is the hottest.


The mantle contains minerals, which means it is solid.


The outer core is liquid metal, which means it is very hot.


The inner core is solid metal, which means it has magnetic properties.



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Answer 1

First question: the crust.

Question 5 — Part A: the inner core.

Part B: The inner core is solid metal, which means it has magnetic properties.