Final answer:
Culture shock
Step-by-step explanation:
The feelings of uncertainty and uneasiness that arise when in the field and sometimes upon returning home are best described as culture shock. Culture shock is the disorientation and distress that people can experience when they encounter a new culture, whether it be in a different country, state, or even hometown. It is characterized by feelings of incompetence, insecurity, and discomfort as individuals navigate the unfamiliar customs, language, and behaviors of the new culture.