If you observe an isolated hot cloud of gas, you will see:
A) an absorption spectrum
B) a continuous spectrum
C) an emission spectrum
D) a rainbow spectrum
E) a dark spectrum

Question

Quizplus · Accepted Answer

An isolated hot cloud of gas will emit radiation in a specific set of wavelengths, producing an emission spectrum. This occurs because the gas atoms become excited and electrons jump to higher energy levels before emitting specific wavelengths of light as they return to their original energy levels.

If You Observe an Isolated Hot Cloud of Gas, You