Determine how long it took the first p-wave to travel from blue mountain lake to a seismic station 1200 kilometers away. explain your answer.

Did you know it's illegal to own only one guinea pig in switzerland?   : )

Maybe on the physical part? i dunno i just guessed plus i really need the points

He introduced the separation of religion and government 

The first immigrants to settle in what is now the united states were the ancient ancestors of modern native americans. the precise routes of those first north american immigrants are disputed, but there is no uncertainty about the fact that every human being on the continent is either a recent immigrant or a descendant of earlier immigrants. since the first immigrants came here from asia more than thirteen thousand years ago, there have been four large and easily recognizable modern waves of immigrants into the united states.