The ________ refers to the smallest amount of physical energy needed to produce a sensory experience

Which of the following statements about the "digital divide" is true?

A) Girls are more likely than boys to use screen media to download music and for social communication. B) Low-SES children devote more time to Internet use than their higher-SES counterparts. C) Boys are more likely than girls to engage in writing computer programs and creating Web pages. D) Overall, girls spend more time with screen media than boys.

Feedback is most effective when it is frequent, immediate, and

a. positive. b. negative. c. detailed. d. anonymous.