Where are the tigris and euphrates rivers?

Which objects allow humans to access groundwater? check all that apply.

(1) which phrase describes an important agricultural change that occurred during the mississippian period? (a) first cultivation of wild grains (b) expansion of marsh elder farming (c) spread of corn agriculture (d) gathering of nuts and berries (2) which group of native americans use northwestern arkansas as it’s traditional hunting grounds? (a) osage (b) quapaw (c) woodland (d) caddo

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