What did the Nazi-Soviet pact accomplish for Germany? O
A. It allowed Germany to attack Poland with having to fight on two fronts.
O
B. It granted Germany a testing ground for new technology.
O
C. It gave Germany new territory as the Soviets tried to appease Hitler.
O
D. It gave Germany a pledge of military support from the Soviet Union.

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