In the following graph,why does the line for S-waves NOT appear in the outer core?
A)S-waves can't travel through the outer core because it is solid.
B)S-waves can't travel through the outer core because it is liquid.
C)S-waves disappear after being reflected at the core-mantle boundary.
D)S-waves can't travel that far into the Earth due to the high amount of iron.

Question

In the following graph,why does the line for S-waves NOT appear in the outer core? 
A)S-waves can't travel through the outer core because it is solid. 
B)S-waves can't travel through the outer core because it is liquid. 
C)S-waves disappear after being reflected at the core-mantle boundary. 
D)S-waves can't travel that far into the Earth due to the high amount of iron.

Quizplus · Accepted Answer

S-waves, also known as shear waves, can only travel through solid materials. The outer core of the Earth is known to be liquid, composed primarily of molten iron and nickel. Therefore, S-waves cannot travel through the outer core and do not appear on the graph in that region.

In the Following Graph,why Does the Line for S-Waves NOT