Two differences between electric charges and magnetic poles are that charges can exist alone and poles occur in pairs, and a pole will attract any uncharged object whereas a charge do not attract substances.

True or False

Which statement best describes who the period and frequency of electromagnetic was change between gamma rays and microwaves? a) the period and frequency stay the same. b) the period increases and the frequency decreases. c) the period decreases and the frequency increases. d) the period increases and the frequency increases.

If anyone who can me with this hw? i would really appreciate it

Photons with the highest energy have the longest period