Answer:
a spectrum of the electromagnetic radiation emitted by a source
Explanation:
<em>hey there,</em>
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< The answer I gave above is from a lesson I had, but here is <em>what creates an emission spectrum</em>:
When electrons fall back to their lower orbit or ground state, they release energy in the form of light. When this light is analyzed using a spectroscope, a unique set of colored lines called an emission spectrum identifies the element.
↑ that is also from my lesson >
<u>Hope this helped! Feel free to ask anything else.</u>