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Query was: black

Here are the matching lines in their respective documents. Select one of the highlighted words in the matching lines below to jump to that point in the document.

• Title: Third Lecture (First Scientific Lecture-Course)
  Matching lines:
  • black circle in the middle of the disc, so that the grey may appear
• Title: Fourth Lecture (First Scientific Lecture-Course)
  Matching lines:
  • Conversely, if you have here a simple black surface and look at it
  • directly, you will see it black, but if you interpose a trough of
  • extinguished and a black strip is brought about instead. From this
  • black in the midst of white — if I have simple white paper with
  • a black strip in the middle and look at this through a prism, —
  • the analysis-theory I ought now to say: then the black too is
  • black band too in seven colours, only in a different order, —
• Title: Fifth Lecture (First Scientific Lecture-Course)
  Matching lines:
  • yellow) of the spectrum. It blots it out, so that we get a black line
• Title: Sixth Lecture (First Scientific Lecture-Course)
  Matching lines:
  • black. Yet as untrue as it would be to say that there is only one
  • (i.e., in the latter case, we generate the black sodium line). If