dinosaurs went to extinct about 66million years ago . which period of geological time was the last in which dinosaurs lived​

An earthquake’s epicenter can be determined from arrival time data recorded on a(

Which is not part of the definition of a family? two or more related people living together being married or in a partnership a single person living alone choices a and b

When the soviets created the borders of their central asian and caucus republics, the paid little attention to where each region’s ethic group lived. ethnic-related disputes exist along every sherd boundary in central asia. true false