FREEE POINTSS 100 good day

The red square is a famous historical site that is located in

An enormous wave generated by an earthquake beneath the seafloor is known as a

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