Scott is at lunch with his friends, playing with some straws. He places two pennies between straws that are parallel and two between two straws that are angled toward each other. What perceptual illusion is Scott trying to recreate?

What equipment makes it possible to implant a tiny electrode into subcortical brain structures?

a) electroencephalograph b) stereotaxic instrument c) positron emission tomography d) computerized axial tomography

A consultant was telling newly hired salespeople about techniques they can use to increase sales. At one point he was talking about increasing compliance by creating a sense of obligation

Because one of the classes you took was Social Psychology, you recognize the concept as a) reciprocity. b) indebtedness. c) foot-in-the-door. d) returning a favor.