noonlit (noonlit) wrote in thequestionclub,
noonlit
noonlit
thequestionclub

I thought that, if a thing looks red, it absorbs light at all wavelengths except "red" (~700nm), which it reflects. And yet in my textbook, I noticed a series of questions along the lines of, "This thing is red. At what wavelength does it absorb?" Wavelength, singular. What am I missing here?

(Note: This isn't homework, just curiosity.)
Subscribe
  • Post a new comment

    Error

    Comments allowed for members only

    Anonymous comments are disabled in this journal

    default userpic

    Your reply will be screened

    Your IP address will be recorded 

  • 8 comments