Stage 3 NREM and Stage 4 NREM
a. show delta waves.
b. are called paradoxical sleep.
c. consist of mostly beta waves and a few sleep spindles.
d. occur only during the last half of the night.
A
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Researchers believe that experiencing strong negative emotions such as fear or anxiety will increase people's need to affiliate. To test this idea, the researchers randomly assigned participants to one of two small groups
Members of Group 1 were left for 10 minutes in a room with no windows. While waiting, the lights went out for a brief period of time and the participants could hear screams from another room. Members of Group 2 were likewise left for 10 minutes in a room with no windows, but the lights were left on and no screams were heard. Researchers observed how frequently members of each group started conversations with other members of their group on non-experiment related topics. In this experiment, the hypothesis is that ________. a) brief periods of darkness will cause negative emotions b) strong negative emotions will increase people's need to affiliate with others c) people's need to affiliate will cause people to start more conversations d) members of small groups will affiliate with each other quickly
Explain how the qualities children look for in friends change during middle childhood, including any differences between what boys and girls tend to expect out of friends
What will be an ideal response?