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The diagram shows the energy levels for an electron in a certain atom. Of the transitions shown, which represents the emission of a photon with the most energy?
Soviet Citizens
Individuals who were recognized as nationals of the Soviet Union, a federal socialist state in Eurasia that existed from 1922 to 1991.
Containment Policy
A United States policy using numerous strategies to prevent the spread of communism abroad during the Cold War.
Military-Industrial Complex
The relationship between a country's military and the defense industry that supplies it, seen as a vested interest which influences public policy.
Red Scare
Periods of intense fear and suspicion in the United States about communist influence and potential espionage during the early and mid-20th century.
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