What would most likely prevent the outside-in model from becoming an accepted scientific theory?

multiple observations of water vapor being ejected by volcanoes

observing that a single volcanic eruption increased water vapor levels

finding multiple comets in our solar system that contain water

finding that water extracted from a single comet is not similar to ocean water

What could the united states of america do to improve their status? name at least 3(ap human geography)

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 pyramid has a square base that us inscribed in the circular base of the cone. draw an image of the composite shape of the base. 2) if the side length of the square base is 8 units long, what is the diameter of the circular base of the cone from the picture in number 1