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White sunlight passed through a prism spreads into a rainbow band called a:
AContinuous specimen
BContinuous sequence
CContinuous selection
DContinuous spectrum
Answer & Solution
Correct answer: D. Continuous spectrum
1. Every colour is present with no gaps.
2. The band runs smoothly from red to violet.
3. That band is a continuous spectrum.
_Source: OpenStax Astronomy 2e, Chapter 5, Radiation and Spectra._
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