Answer:
laboratory experiment is an experiment conducted under highly controlled conditions (not necessarily a laboratory), where accurate measurements are possible. The researcher decides where the experiment will take place, at what time, with which participants, in what circumstances and using a standardized procedure.
Answer:
Almost two in five (37%) people in the United States believe that the American Dream is less attainable today than it was for previous generations. Fewer (29%) believe it's more attainable today than it was for prior generations, while 16 percent say it's no more or less attainable now.
Global issues maybe? Perhaps poverty, health & wellbeing or global warming / climate change
Heart of America
Live in Harmony
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A research paper is fact and nothing but the fact. A research paper is just giving information about a topic. However, rhetorical questions are used to persuade the reader to believe or agree with something, mainly in a discursive essay; but in a research paper, you aren't persuading, you are educating.