As infants mature, the range of the pitch of the sounds they can sense gradually expands to include the adult's range of ______________ to _________________ cycles per second

Fill in the blank(s) with correct word


20; 20,000

Psychology

You might also like to view...

If an applicant is selected on the basis of test performance, but fails on the job, the situation is described as a

a. hit. b. false negative. c. false positive. d. high cutting score.

Psychology

Researchers use the phrase erotic plasticity to suggest that

a. women are more likely to change sexual preference over time than men. b. men are turned on by a wider range of stimuli than women. c. men are more likely to have multiple sexual partners than women. d. women are more accepting of "alternative" sexual preferences than men.

Psychology

John is overweight, does not exercise and has a large amount of unresolved anger. He is most likely at risk for

a. coronary heart disease. c. pneumonia. b. headaches. d. none of these.

Psychology

During World War II, B. F. Skinner was to head-up "Project Pigeon," where

a. he would train pigeons to carry messages between army camps. b. he would train pigeons to guide missiles to their targets. c. he was to train pigeons to drop bombs on the enemy. d. pigeons were used as projectiles and shot out of cannons.

Psychology