A major challenge of nationalism is
militarism
leadership
unification
competition

The physical processes that create most of earth's physical features, including mountains, are known as

Which statements about wells are true? check all that apply. a) wells bring groundwater from the unsaturated zone to the surface of the water. b) wells need to be drilled below the water table. c) if water is pumped from a well too quicky, the well may run dry. d) water from wells is generally not safe to drink. e) water gushes from artesian wells due to pressure.

Fertility and mortality rates are higher in more developed nations.