Only one of the statements below uses the term theory in its correct, scientific sense. which one? i have a new theory about the cause of earthquakes, and i plan to start testing it soon. i wrote a theory that is 152 pages long. einstein's theory of relativity has been tested and verified thousands of times. evolution is only a theory, so there's no reason to think it really happened.

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a. a researcher uses the customs office’s passenger lists for ships bringing immigrants to the us between 1820-1845 to track the numbers of immigrants from certain ethnic groups. b. a researcher conducts a linguistic study of comments posted on a local public blog. c. a developmental psychologist videotapes interactions between groups of toddlers and their care givers to determine which intervention methods most effectively manage aggression. d. a researcher asks the director of a local free clinic about the number of patients in the last two years with newly diagnosed hiv/aids.

What are policymakers trying to do by using the media to deliver specific messages to citizens?

Which of the following do scientists believe about homo sapiens?