The layers of the earth are arranged by different what? density
rocks
seismic waves
colors
(pls help)

Why did the united states lead a coalition to invade iraq in 1991? o a. there was a fundamentalist revolution in iraq. o b. iraq had invaded iran. o c. an oil embargo had started in the middle east, o d. iraq had invaded kuwait.

If we review the changes in the landscape surrounding the great salt lake in utah we can see a change in topography. look at the area to the south of the lake. what change has occurred during the last twenty-nine years? a) erosion of the hills b) an increase in marshland c) flooding of the area and the development of wetlands d) deposition of sediments and an increase in elevation

Ineed to draw a simple map of oil where can be found on the map.