Weegy: When a star explodes as a supernova, elements that are heavier than hydrogen are spread throughout the universe.
User: what's the critical error seen in the geocentric model of the solar system exhibited here
Weegy: The critical error in the geocentric model of the solar system is that the Sun, Moon, stars and planets all orbit the Earth.
User: how would a collapsing universe affect light emitted from clusters and superclusters
Weegy: Light would acquire a blueshift would a collapsing universe affect light emitted from clusters and superclusters.
User: which of the following statements regarding the moon and earth is correct
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