(20 points to correct answer! ) why is the music of the united states considered distinct and unique? a. because the us is a mix of many different cultures b. because the us has not had centuries for musical tradition to evolve c. because the us embraced the music of the native americans and african slaves d. because the us continues to evolve musically

In north america, most winter storms form when cold, dry air from interacts with warm, moist air from

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

Which mountain range separates georgia from russia? a. ural mountains b. carpathian mountains c. caucasus mountains d. siberia mountains