Physics 105 Daily Exercise for Friday 3/11 (Due 3/14)

unknown

Above is a drawing of the spectrum from an unknown object with a sketch of the intensity (energy/volume/wavelength) of each wavelength of light above the spectrum. 

  1. The unknown object exhibits a _________ (pick one: continuous / bright-line emission / dark line absorption) spectrum. Therefore, the object is _______ (pick one: a blackbody / a hot low-density gas / a blackbody with a cool low-density gas around it).
  2. The object looks like it is what color?
  3. What is the temperature of the unknown object?  [HINT: look at page 71 of your book and use Wien's law].

Answer in the form below, a short answer for each is fine. 
This report is due by 8:00 am Monday morning.

Your Name:

Answers:

For this assignment, I was:  of my answers.