The division of the geologic time scale that represents the longest time span is called a(n)

Which of the following statements is most likely a characteristic of an authoritarian government in africa

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

What are economic benefits of building dams