People who work in skilled and semiskilled manual occupations tend to __________ than people in professional and technical occupations
A) marry later
B) have more children
C) talk to their children more
D) verbally praise their children more
Answer: B
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How do sound waves ultimately result in the production of receptor potentials? a. The tectorial membrane squeezes the auditory nerve
b. The basilar membrane releases neurotransmitters. c. Hair cells in the cochlea vibrate, causing ion channels to open in their membrane. d. The scala vestibuli has receptors that create action potentials.
Little Albert showed fear of anything resembling a white rat. This is an example of ____.
A. generalization B. systematic desensitization C. extinction D. stimulus-response
The correlational design is WEAKEST at
a. describing the direction of a relationship. b. describing the strength of a relationship. c. making predictions from one variable to the second variable. d. identifying which variable causes changes in the other.
Cameron touches a hot iron and immediately pulls his hand away. His quick response occurs because__________
a) the pain message goes up the spinal column to the central area of the spinal cord instead of going all the way to the brain. b) the brain has registered that pain is occurring and responds quickly. c) his glands have secreted chemical messengers called hormones. d) neurons in the spinal cord touch end to end to increase response speed.