How do the external and internal agents bring about the changes on the earth surface

Rivers change the surface of the earth. They are the agents of erosion, deposition and transportation. When rivers flow, they erode the rock with them and strong current pushes them. ... After cutting, they carry the stone, pebbles and other solid things and when the current is slow, they deposit the load on the land.

answer; for children with two myopic parents,the likelihood of becoming myopic is ) correlated with the number of hours spent playing sports each week;

answer; generalizability;