Seismic surface waves travel along the Earth's surface. They can be classified as a form of mechanical surface waves. They are called surface waves, as they diminish as they get further from the surface. They travel more slowly than seismic body waves (P and S). In large earthquakes, surface waves can have an amplitude of several centimeters.
gnaw meaning, definition, what is gnaw: to bite or chew something repeatedly, usually making a hole in it or gradually destroyingâ¦. Learn more.
â¢ GG means that the final two lines of the sonnet rhyme â again, using a new word ending (ex. â-arâ). Extra attention should be paid to the couplet at the end, which is usually a very strong rhyme to provide a sense of closure.