Adynasty is a succession of rulers from the same family or line. true or false

What was istanbul called before he ottomans conquered the city in the 15th century

Why is the indus river so important to the people of pakistan?

Some gamma ray bursts are hypothesized to come from mergers of neutron stars or black holes. if this hypothesis is correct, what else should we in principle be able to detect from such mergers? a. gravitiational waves b. x-ray bursts c. significant disruption of gas thousands of light-years away in the surrounding galaxy d. an "afterglow" of bright visible light, lasting for weeks