Question

What is the significance of curved path of earthquake waves with respect to the interior of the earth.

Answer 1

Answer:

All the three, P, S and L waves follow curved paths in the interior of the earth which proves that density increases inside the earth. P and S waves are recorded along the surface upto a distance of 11000 km from the focus of the earthquake. Their velocity also increases with the increase in the depth upto 2900 km.