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the energy that an atomic system must acquire before a process (such as an emission or reaction) can occur
the energy that an atomic system must acquire before a process (such as an emission or reaction) can occur
the energy that an atomic system must acquire before a process (such as an emission or reaction) can occur
the energy that an atomic system must acquire before a process (such as an emission or reaction) can occur
a youth subculture that appeared first in England in the late 1960s as a working-class reaction to the hippies; hair was cropped close to the scalp; wore work-shirts and short jeans (supported by suspenders) and heavy red boots; involved in attacks against Asians and football hooliganism