There is a girl staring at me in class rn what should i do? A. smile and wave
B. make a weird face
C. ignore her
D. talk to her after class
E. glare at her
F. stare at her back

Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.