Answer to Question 1
Answer: If any deception was used, the deception and the reasons for it are explained to participants. The experimenter looks for any lingering discomfort and works to eliminate it. The experimenter tells participants about the goals and purposes of the research, so that participation serves an educational function. Experimenters question their participants about their experiences, listen to what they say, and answer any of their questions.
Answer to Question 2
Answer: They can work to make their experiments psychologically real to participants, even if experimental procedures or manipulations do not perfectly resemble situations in real life. They can conduct replications with CONCEPTUALLY similar independent variables or with different participants in different settings. They can use cross-cultural research to determine whether there are any human universals. They can conduct field experiments outside the laboratory.
Recommended vs. Typical Diet
A typical distributor-type diesel injection pump showing the pump, lines, and fuel filter.
The sensing wire in a typical hot wire mass air flow sensor.
Typical Startup Cost Categories
A typical hydrogen fuel cell
Typical bacterial size and structure