Author Question: Evidence to support the fact that Earth's central core is solid can be attributed to A) a ... (Read 78 times)

aabwk4 · **on:** Jul 29, 2018

Evidence to support the fact that Earth's central core is solid can be attributed to

A) a decrease in S-wave velocity as they encounter and move through the inner core.
B) an increase in P-wave velocity as they encounter and move through the inner core.
C) a decrease in P-wave velocity as they encounter and move through the inner core.
D) an increase in S-wave velocity as they encounter and move through the inner core.

Question 2

The primary evidence that the outer core is molten is an abrupt

A) increase in the velocity of P-waves, but no increase in S-waves.
B) increase in the velocity of L-waves.
C) stop of S-wave propagation, and a decrease in P-wave velocity.
D) stop of P-wave propagation, and a decrease in S-wave velocity.