Who influenced the czar to take up the commander in chief role and also advised Alexandra?

How w.e.b. dubois wanted to improve the social and economic situation that existed for african americans during the early 19th century?

What was the government purpose for creating “day schools”

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