The first country to use a social security system

What is most often given a value of zero to describe an object’s position on a straight line? displacement reference point distance ending location

How does rain water cause erosion and deposition? a. when acidic water soaks into the ground, water dissolves limestone, resulting in the formation of caves. b. when a river overflows it moves downhill resulting in the formation of caves. c. when it rains, water flows into rivers and streams and moves back to land, resulting in the formation of caves. d. when water empties into lakes, sediment is deposited, resulting in formation of caves.

According to the sector model, in which region or regions would you most likely find industrial and transportation development?