A child cannot understand that a model and the larger object it resembles represent the same thing. This child
a. is probably in the concrete operational stage.
b. is having difficulty with mental representations.
c. is probably able to conserve.
d. lacks the ability to engage in reversible actions.
b
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Increased dopamine activity is associated with symptoms similar to those seen in ____, whereas reduced dopamine activity produces symptoms similar to those seen in ____
a. Alzheimer's disease; Parkinson's disease b. Parkinson's disease; schizophrenia c. schizophrenia; Alzheimer's disease d. schizophrenia; Parkinson's disease
A doctor gives a patient in chronic pain a morphine pump to operate. The doctor tells the patient to press the button whenever she is in pain. The button press will result in a morphine injection, but only if it has been at least 1 hour since the last injection. The morphine pump is operating according to a _____ schedule of reinforcement.
A) fixed-ratio B) variable-ratio C) variable-interval D) fixed-interval
How does having a sibling improve an understanding of theory of mind?
What will be an ideal response?
The depth cue in which faraway objects appear to be hazy and have a blurred outline is called __________.
A. linear perspective B. shadowing C. aerial (atmospheric) perspective D. motion parallax