What role did fire play in the daily lives of aborigines?

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

Distance that the transcontinental railroad covered from omaha to san francisco.

What is unusual about the iraq mountains ,in spite of their old age?