P, or primary, waves:
A) are characterized by alternate compression and expansion of rock.
B) are the slowest waves generated by an earthquake.
C) pass through liquids only.
D) move along the Earth's surface only.

Question

Quizplus · Accepted Answer

P waves are characterized by alternate compression and expansion of rock, making them the fastest seismic waves and able to travel through both solids and liquids. They are not the slowest waves generated by an earthquake and can also move through the Earth's interior. They are not limited to the Earth's surface.

P, or Primary, Waves