Shogi, xiangqi, and janggi are asian relatives of what board game?

What was the midwest states often called because they were located in the center of the nation

Surfaces of paintings—such as paper, canvas, and pottery—are referred to technically as

Science cannot describe things that a.) are beyond imagination, experience, or human ability b.) cannot be observed, measured, or tested c.) have not been conclusively proven d.) occur without being seen, heard, or felt