Moldavia changed its name to Moldova Moldavia changed its name to Moldova. The countries of Czechoslovakia and Yugoslavia each broke into multiple countries and, because of the diverse ethnic populations, organized around the concept of nation-states. (See Section 2.2. 6 "Nation-States and Devolution" for a discussion of nation-states.!! Hope u have a great day
Volcanoes czn change the earths surface, because over time, the lava from the volcanoes builds up, and creates and destroys land over time. We can look a for example Hawii, USA. This state is made up of small islands that were created by volcanoes, that are constantly changing the land.
I hope this helps!
P-Waves travel through any kind of material whether it’s a solid, liquid or a gas
S-Waves can only move through solids and are stopped by liquids and gases
Hope this helps :)
