Define the term rural-urban migration

Rural-urban migration is the movement of people from the countryside to the city. This causes two things to happen: 1. Urban growth - towns and cities are expanding, covering a greater area of land. 2. Urbanisation - an increasing proportion of people living in towns and cities.

The best title for the map above would be "earthquakes worldwide from 1900 - 2007". hope this

It should be a because the dilation changes the sides but not angles because in all shapes you have a certain degree number to add up to like for example a triangle is always 180 degrees