Which is an example of an object acquiring a charge through friction?

a. as you walk across a thick carpet, your body becomes charged.

b. the air between a metal hanger and an object suddenly becomes charged.

c. as a metal comb is held near an object with a negative charge, the comb becomes charged.

d. as you place your hand on a charged object, the net charge in the object is reduced.

Edward tolman explained the results of his study by theorizing that the rats were learning about the maze during every trial but they a. were agitated because other groups were getting reinforcement b. could not remember how to demonstrate it without reinforcement c. were not motivated to demonstrate it without reinforcement d. seemed to be too lazy to actually work without reinforcement

Why should seat belts not be mandatory quick plz

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.