02:58Science Today: Facial Expressions | California Academy of SciencesCalifornia Academy of Sciences237views
Multiple ChoiceRalphie and his siblings were always taught by their parents to show nothing but respect toward older people, even when those older people were unkind. Ralphie's parents were attempting to establish _____ for Ralphie and his siblings.198views
Multiple ChoiceCharles Darwin proposed that emotions are a product of evolution and are therefore universal. Which observation supports the idea that emotions are based in biology rather than in learning?502views
Multiple ChoiceAccording to the work of Paul Ekman and Wally Friesen, which emotion has a universal facial expression?320views
01:40
