At what type of boundary does seafloor spreading occur?
a. at a convergent boundary
b. at a divergent boundary
c. at a transform boundary
d. at a transform or divergent boundary

Mention any one function of transparency international?

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

The largest employer of cartographers is the