What regional organization was created to encourage cooperate among the nations of africa?
a) the african union
b) the united nations
c) the pan-african congress
d) the organization of africans

Which of the following was a similarity between classical mesoamerican and south american civilizations ?

Marine exptoration of oil uses seismic waves to locate oil in the seabed. what is a negative impact from seismic waves on the aquatic ecosystem of the ocean? a.seismic waves kill microoganisms b.seismic waves disrupts the sand and causes seafloor erosion c.seismic waves have virtually no adverse affects on marine life d.seismic waves damage the sonar that dolphins and whales use to orient themselves underwater

Afamous line of latitude is the north pole. true or false