Comentario del plano de la ciudad de Santander

Explore the ways that boundaries influence identity, interaction and exchange. things to consider: what is the race/ethnicity. how easy is it to interact/trade with others.

Compounds which are found naturally in the earth are called: a. ores b. composites c. rocks d. minerals

How far is a geographic second? a.) around 100 feet b.) around 1,000 feet c.) around 5,000 feet d.) none of the above