If I open two packages of clay of the same amount but roll one into a ball, why would 3-year-

old Sydney think I was giving her sister Sarah more as I hand her the long piece?

a. She has developed conservation.
b. She has not developed conservation.
c. She is thinking inthe sensorimotor stage.
d. She is being egocentric.


b. She has not developed conservation.

Psychology

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The idea that number names must be counted in the same sequence, without change, defines the ____

a. stable-order principle b. one-to-one principle c. cardinality principle d. universality principle

Psychology

What reduces the chances of an action potential being fired during the relative refractory period?

A. The neuron's membrane is slightly more negative than at rest. B. The neuron's membrane is slightly closer to zero than at rest. C. The sodium channels remain open. D. There is not sufficient potassium outside of the neuron.

Psychology

Dr. Roscoe administered the MMPI-2 . He will use which scales to tell whether these test scores should be invalidated for lying, inconsistency, "faking good," or "faking bad"?

a. reliability scales b. honesty scales c. validity scales d. integrity scales

Psychology

Imagine Eysenck's two factors expressed in two-dimensional space. On the vertical axis is insecurity at the top and security at the bottom. Bisecting this axis is the second factor, with introversion on the left and extroversion on the right. Using this model, a person who is quiet, reserved, and prone to extreme swings in mood would be placed in which quadrant?

A) upper left B) lower left C) upper right D) lower right

Psychology