What can you conclude about the countries of europe by looking at this map?

a)
france and germany have fought in many wars.

b)
all of the countries are located on the european mainland.

c)
most of the labeled countries do not have access to the sea.

d)
russia is located furthest north of any of the countries shown.

What causes the cyclical changes in the appearance of the moon?

The european union was formally established in

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