Satellite imagery is used most often with

a.

aerial photography

b.

gis

c.

gps

d.

radar

(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

:calculate the sum of the interior angles of a 13-sided polygon.

If scientists only detect p waves in a certain layer of earths interior what does that tell us?