Erosion is the removal and transportation of weathered and nonweathered materials by
a. running water.
c. ice.
b. wind.
d. all of the above.

How does central place theory explain patterns in the size and distribution of cities?

Acharreadas is a popular mexican thing where people display varying skills of horsemanship much like what events in the united states?

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.