Tectonic plate movement is the reason why northern California has a very different landscape than southern California. Two different tectonic plates, each moving in different directions, border the western side of the North American Plate. Use the map to identify the two tectonic plates that border the North American Plate to the west. map of the world's major and minor tectonic plates https://cdn. app. edmentum. com/EdAssets/911a1d52e0314e5abf4c6d 5ec0a88bab?ts=636237626410600000