Learning goal: to be able to find the centroid, center of mass, and center of gravity for lengths, areas, and volumes of simple, uniform objects. the centroid of an object is the object's geometric center. for objects of uniform composition, the centroid is also the object's center of mass.

Where exactly from michigan?

Humans have survived and thrived in mexico city by using technology to create greater access to land. when the spanish conquered the aztec capital, tenochtitlan, in the 16th century, they built mexico city by draining the lakes and filling in the lake water to create more arable land for agriculture. this technique of land reclamation has continued to be fundamental to human civilization in mexico city.