Supermassive black holes have weaker gravity than stellar-mass black holes, producing slower spins for the infalling matter.
a. True
b. False
Indicate whether the statement is true or false
Question 2
Electromagnetic waves are generated whenever the ____.
a. motion of any particle is changed
b. motion of any charged particle changes
c. motion of a positively charged particle is changed
d. motion of a negatively charged particle is changed
e. acceleration of any charged particle is changed