Why was it so important for the nomads to move to america?

How does population distribution reflect a particular region’s economy?

Which outcome is not caused by gravitational forcea. gas and dust come together to form a planet b. planets orbit a star c. two atoms come together to form a molecule d. stars cluster to form a galaxy

Liquefaction is a. a quicksand-like condition arising in some wet soils during earthquakes. b. flooding caused by tsunamis. c. flooding of coastal areas due to tectonic subsidence. d. flooding caused by dam failure resulting from an earthquake.