Which features is not the result of a glacier carving out rocks as it moves?

Why might the new countries be interested in joining the european union (eu)?

For one week be an inventor and write down ideas for products or services that you think should be produced

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