Carl is on an expedition to the bottom of the ocean. as the submersible sets down on the ocean floor, it is resting on what layer of the earth?

Which of the following best describes the economy of 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

Witch are features of the social democracy that is common in europe