A key factor in the 1992 L. A. riots was the existence of video of the Rodney King incident. Since that time, how has the wide availability of video changed police response? Is the availability of video helping the minority communities?

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