Witch best describes heat transfer due to convection is direct contact or only during the day or the movement of a fluid or when something is burning???

Which factor contributed to the rise of african empires such as ghana and mali?

Most sociologists agree that: a. culture is central in shaping gender roles, but only in preliterate societies. b. biological factors have some influence, but cultural factors are more important determinants of gender roles. c. biological factors are influential in determining gender roles, but only in industrial or complex societies. d. biological factors only explain differences between men and women with regard to aggression and disease. e. there is no difference between the influences of culture or biology on the development of gender roles, as they are unpredictable.

Which of the following statements about the effects of subliminal stimuli is most accurate? subliminal stimuli have no effect on attitudes or behavior. subliminal stimuli can lead people to vote for political candidates they do not support. subliminal exposure to thirst-related words can lead thirsty people to drink more. subliminal stimuli can lead people to violate deeply held values.