Question

Which of these statements best explains why P waves arrive earlier than S waves at the seismic station?

S waves are generated after P waves arrive at the surface.
S waves make longer lines on the seismogram than P waves.
P waves are created first and S waves originate from P waves when they are reflected by solid rocks.
P waves move straight through all medium and S waves move only through solids in a curvy motion.

Answer 1

I think its D but im not sure can someone help?

Answer 2

@Loser66

Answer 3

@Keigh2015

Answer 4

@Lady.Liv1776

Answer 5

@lealealea222

Answer 6

i figured it out lol

Answer 7

oh ok, well what is it?

Answer 8

D

Answer 9

oh ok, well that was what i was going to say lol

Answer 10

yay haha