Multiple Choice
Which of the following statements about seismic waves is not true?
A) In a P-wave the material vibrates back and forth in the same direction as the direction of wave motion.
B) P-waves travel more rapidly than S-waves.
C) Both P-waves and S-waves travel readily through molten rock.
D) Seismic waves are reflected at boundaries between rock layers with different densities.
Correct Answer:
Verified
Correct Answer:
Verified
Q15: Seismic waves show a sudden increase at
Q16: Most of Earth's mass is contained in
Q17: Evidence that Earth's magnetic field has undergone
Q18: Seismic evidence indicates that rocks of the
Q19: The mantle is largely composed of ferromagnesian
Q21: The presence of an oceanic trench, a
Q22: Hot, molten rock moves up from Earth's
Q23: Evidence for the theoretical formation of Earth
Q24: The crust is a thin layer of
Q25: The San Andreas Fault is the site