The first is compression and the second is wavelength.
Answer:
If she agrees with the tax elimination, she is carrying the voice of a majority group, in this case, those who are in favor. She is acting in a delegate role. So the correct word to fill the blank is delegate.
Explanation:
She is the delegate because she is speaking on behalf of a group of persons with a specific request and in addition to this, she is in favor.
Answer:
differ because social psychologists use experiments/science to test hypothesis about the social world.
Explanation:
According to my research on studies conducted by various scientists, I can say that based on the information provided within the question they differ because social psychologists use experiments/science to test hypothesis about the social world. They do this by following a process in which they form a hypothesis, then design the experiment, and finally conclude the experiment and analyze the data to form facts.
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