How and when the atlantic ocean formed, and how its shape has changed through time?

How might hammurabi's code have prevented a single ruler from imposing, or forcing, his or her will on people?

How did the europeans design the national borders of africa? why?

Click the item in the left column. use the plus sign to move it up or the minus sign to move it down until it matches the correct entry in the right column. lock your answer in place by clicking the square beside the item. (a checkmark means it is locked.) amazon basin a atacama desert b andes mountains c lake titicaca d peru e patagonia f brazil g chile h suriname