Physics 105 Daily Exercise for Wednesday 3/9 (Due 3/11)

  1. You go to the dentists and they take X-rays.  Why does the dental assistant leave you in the room alone covered in a lead bib?
  2. If you light a match, the flame is red in one area and bluish white in another.  Which area is hotter and why?
  3. If I heat a gas (or run an electrical current through it), it emits light.  Why?  If I could look at the wavelengths that make up that light, what would I see?

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

Your Name:

Answers:

For this assignment, I was:  of my answers.