What was the constitutional issue of the case of heart of atlanta motel v. united states,1964

Which statements describe the persian empire? choose all answers that are correct. all subject peoples had to practice the persian religion. darius i made use of good ideas from the lands he conquered. the persians conquered greece in a series of devastating wars. satraps were appointed to govern the provinces.

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

During 1915-1917, u-boats attacked not only enemy ships but also