Final answer:
The three characteristics of the physical environment for an effective interview are optimal lighting, elimination of distractions, and a neutral background.
Step-by-step explanation:
When the nurse is interviewing a child and his or her family, three characteristics of the physical environment in which the interview occurs contribute to an effective interview:
- Optimal lighting: Find a room with good lighting to ensure visibility and clarity during the interview.
- Elimination of distractions: Turn off TVs and cellphones and close windows to minimize background noise and create a quiet environment.
- Neutral background: A neutral or blank wall as the background helps to keep the focus on the conversation and the participants.