•Question
 8.  Of the following types of
 electromagnetic radiation,
 which has the lowest energy per photon?
   
  a.gamma-rays  
 
 •b.radio – lowest frequency, longest wavelength,
 lowest E   
 •c.infrared
 radiation   
 •d.visible
 light  
 •e.x-rays
   
 •
 •Question
 9   (1 point)Compared to gamma rays, radio waves travel
   
  a.slower (i.e., at
 the speed of sound).   
 •b.At the same speed. !!!!!!!!!!!!!!!!!!  Both are light! 
 • c.faster.