Controversy over which issue led to the missouri compromise of 1820?

What role did the catholic church play in the development of the heliocentric theory promoted by copernicus and galileo?

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

Why did people from washington ride out to manassas junction to view the battle?