Disclose a secret or reveal something prematurely, as in You can count on little Carol to spill the beans about the surprise. In this colloquial expression, first recorded in 1919, spill means âdivulge,â a usage dating from the 1500s.
Unformatted text preview: A) S waves travel through solids and P waves travel through liquids. B) P and S waves travel through liquids, but S waves do not travel through solids. C) P waves travel through solids; S waves do not. D) P and S waves travel through liquids, but P waves do not travel through solids.
P motion travels fastest in materials, so the P-wave is the first-arriving energy on a seismogram. Generally smaller and higher frequency than the S and Surface-waves. P waves in a liquid or gas are pressure waves, including sound waves. S, Shear, Secondary, Transverse. Alternating transverse motions (perpendicular to the direction of propagation, and the ray path); commonly approximately polarized such that particle motion is in vertical or horizontal planes.