Brazil is an example of a(n) region.
formal
functional
perceptual
continental

Which layer surrounds the center of the earth? a: crust b: core c: mantle

15 points need quick 1. looking at your graph and the geologic time scale during what period did this rock form? what is the age span of the rock, in millions of years? 2. this rock sample is limestone and shale. with what you know about rock formation, what type of environment did these organisms live in? 3. if some of these fossil samples were found in a rock also containing leaf fossils, could you use radiocarbon dating to determine the age of this rock? explain.

Which of the following countries was not an ally to the u.s.s.r. during the cold war? west germany poland romania cuba