Author Question: Which of the following are quanta of a matter field? A) electrons B) quarks C) Both of the ... (Read 75 times)

newbem · **on:** Jul 29, 2018

Which of the following are quanta of a matter field?

A) electrons
B) quarks
C) Both of the above.
D) photons
E) All of the above.

Question 2

You do not get a sunburn, even on a sunny day, if you are behind glass. This is because

A) the glass blocks the ultraviolet, infrared, ultraviolet, X-rays, and gamma rays from the sun.
B) the glass blocks the X-rays and gamma rays from the sun.
C) the glass blocks the infrared radiation from the sun.
D) the glass blocks both the ultraviolet and the infrared radiation from the sun.
E) the glass blocks the ultraviolet radiation from the sun.