The period in which a child first grasps the concept of object permanence is the
__________ period.
a. sensorimotor
b. preoperational
c. concrete operational
d. formal operational
e. cognitive
a. sensorimotor
You might also like to view...
COMT and MAO are ____
a. enzymes that convert catecholamines into inactive chemicals b. enzymes that make catecholamines c. neurotransmitters in the same group as serotonin d. the inactive fragments of catecholamines
Randomizing a variable across treatments guarantees that the variable cannot become a confounding variable
a. True b. False Indicate whether the statement is true or false
Like high-resolution digital sensors that are made of many small pixels, the tightly packed cones in which part of the eye produce the sharpest images?
a. iris b. pupil c. cornea d. fovea
Darley and Latané found that participants who did not respond to the victim in a staged
emergency were a. apathetic. b. showing social conformity. c. showing social loafing. d. still nervous and emotionally aroused. e. responding to social facilitation.