Definitions Sensation The detection of physical energy emitted or reflected by physical objects Occurs when energy in the external environment or the body.
Mass Media and Public Opinion Chapter 8. Goals & Objectives 1.Attitudes about government & politics. 2.Factors shaping public opinion. 3.Elections, Interest.
Chapter 6 Other Sensory Systems. Sound and the Ear Humans hear by detecting sound waves Sound waves vary in amplitude and frequency Hearing alerts us.
