They wave that is the first one to be recorded in the seismograph is called the Compressional primary wave (or the P wave). Secondary wave is recorded last on seismography because it has slower travel speed in rock compared to the compressional primary wave.
Even though it's slower, Secondary wave tend to have larger amplitude and shaky motions. This what caused the Secondary damage to create more damage in an earthquake compared to the P wave.
Richard Arkwright was the founder of the factory. He was the first person to invent a machine that used a different form of power other than man. People called him the Father of the Industrial Revolution.
big stick policy refers to President Theodore Roosevelt's foreign policy speak softly and carry a big stick you will go far Roosevelt described his style of foreign policy as the exercise of intelligent forethought and of decisive action sufficiently far in advance
