question: For certain cases of light or atoms , what does the quantum of action yield ?
answer: only certain energy levels are allowed , and values in between are forbidden .
turker_answer: The quantum of action yields that only certain energy levels are allowed , and values in between are forbidden for certain cases of light or atoms .
rule-based: For certain cases of light or atoms , the quantum of action yields only certain energy levels are allowed , and values in between are forbidden .