The is the difference between the highest and lowest points of a mapped area. contour interval
contour line
relief
mean sea level

In which area will soil formation be greatest? a a steep slope in a warm,b wet climate a flat area in a warm,c wet climate a north-facing area on a steep slope a flat area in a cold, d wet climate description

Which two nations are doing the most to combat their environmental issues?

What tests were able to determine when continental crust was formed?