Fill in the Blanks Interconnected UniverseOnline version Fill in the Blanks game about the interconnectedness of the Universe and the forces that govern its interactions. by Mark Masloski 1 gravitational micro forces Sun galaxies Universe pull Electromagnetic atoms stars light nuclear matter galaxy Every entity in the is interconnected , and the primary method of interaction is the force . For instance , the reason Earth orbits the is due to the Sun's gravitational , keeping us in our path around it . Similarly , the , though millions of - years apart , interact via gravitational , sometimes leading to collisions and mergers . However , gravity isn't the only way components interact . forces govern how are formed and influence light's interaction with . Strong and weak forces play vital roles in processes happening within the atomic nucleus , such as nuclear fusion in . This interplay of components on both and macro levels keeps the Universe in a state of dynamic equilibrium .
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