Penelope has been drinking coffee for the past ten years. She says she needs the caffeine to stay awake in her classes and simply get through the day. If she does not drink coffee on a particular day, she experiences severe headaches, fatigue, and shakiness. Penelope is most likely __________ dependent on caffeine and is experiencing __________.
A. physically; drug withdrawal
B. physically; learned expectations
C. psychologically; drug withdrawal
D. psychologically; learned expectations
Answer: A
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Gustav presents you with two graphs representing the same wavelength of yellow light. The wavelength on the first graph is significantly taller than the wavelength on the second, indicating that the first has a higher amplitude. He asks you which yellow light you think will appear brighter, based on the height of the wavelengths. Based on your knowledge of light waves, you reply, __________.
A. "The lower amplitude light will appear brighter than the higher amplitude light" B. "The higher amplitude light will appear brighter than the lower amplitude light" C. "The lights will appear equally bright, since they are the same wavelength-the amplitude of the light wave does not affect brightness perception" D. "The higher amplitude light will appear brighter because it is more saturated than the lower amplitude light"
Describe the changes in sleep patterns that occur as one ages
What will be an ideal response?
Because they lack intimacy, online support groups are less effective than face-to-face support groups.
a. True b. False
To conform is to yield to ______
a. cognitive dissonance c. social norms b. secondary processes d. response cues