Which of the following was immediate effect of the end of the Mexican-American War in 1848? A- Spain sends resources to Mexico
B- the USA gains a lot of new territory
C- the USA surrenders to Mexico
D- Mexico and Spain rejoin forces

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