How might reading taxes on imports hurt economies of some nations?

Plz how did the jews of the diaspora preserve their heritage?

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

Plz which of the following elements is not typical of an advanced society. a. cities b. science c. industries d. a nomadic lifestyle