Which family in the periodic table has metals that are usually harder than other metals? Alkali metals
Alkaline earth metals
Lanthanide series
Transition metals

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.

58750.08068 is the answer i think