1. List the following types of electromagnetic radiation
   in order of increasing wavelength: (a) radiation from a micro-
   wave oven; (b) the red light emitted by a hot electric stove
   burner; (c) the infrared radiation emitted by a hot electric
   stove burner; (d) the ultraviolet light from a sun lamp; (e)
   cosmic radiation from outer space.
   6.2 List the following types of electromagnetic radiation
   in order of increasing wavelength: (a) radiation from an FM
   radio station at 89.7 on the dial; (b) radiation from an AM
   radio station at 1460 on the dial; (c) X rays used in medical
   diagnosis; (d) the red light of a light-emitting diode, such as
   in a calculator display
   ; (e) the gamma rays produced in the
   radioactive decay of particular
   99Tc nuclei, which are used
   for medical imaging.