A published hypothesis: A: does not need to be tested
B: becomes a scientific law
C: should be tested by the scientific community
D: is accepted by the scientific community

What is i fracture in the crust called when land move up, down or sideways

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

Which substance is a steroid? cholesterol fatty acid monosaccharide trans fat