Uses of important types of maps

-to find where you are
-to find out where you are going
-to find the direction at which you are heading
-to find alternative routes to your set destination

Water flows along the east coast and across the western tropical pacific towards south america, while they both are directed towards that way,  el niño does not directly affect the southern flow of water along the coast. 

Answermost of the time it would be ground into fine sediment,and sometimes they are carried away from the original location;