Which former slave took up the fight to gain freedom for the slaves?

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

Which significant event in texas history occurred in 1876?

What is the impact of enlightenment ideals on the development of economic, political, and religious structures in the western world?