question: Sometimes scientific terms were historically considered in ways we know now are n't compatible because scientists did n't need to distinguish matter from what other term ?
answer: mass
turker_answer: Sometimes scientific terms were historically considered in ways we know now are n't compatible because scientists did n't need to distinguish matter from mass .
rule-based: Sometimes scientific terms were historically considered in ways we know now are n't compatible because scientists did n't need to distinguish matter from mass other term .