Two Plane Mirrors Make an Angle Of $30 ^ { \circ }$

question 30

Multiple Choice

Two plane mirrors make an angle of $30 ^ { \circ }$ with each other. A light ray enters the system and is reflected once off of each mirror. Through what angle is the ray turned?

• A) 60°
• B) 90°
• C) 120°
• D) 150°

Recognize the role of climate change in the spread of diseases.

Identify the concept of pandemics and their global significance.

Grasp the social theories related to health behaviors and addiction.

Acknowledge the influence of social and economic factors on mental health and disease prevalence.

---

Definitions:

Simulated Mental Hospital

A controlled environment designed to mimic a psychiatric hospital for the purposes of training, research, or simulation exercises.

Schizophrenia

A serious mental illness marked by altered cognition, feelings, communication, self-identity, and actions.

Natural Experiments

Observational study designs where the researcher does not control the exposure but can study its effects due to external factors acting as an "experiment."

Internal Validity

The degree to which a study or experiment accurately demonstrates a causal relationship between the variables being tested, without the influence of external factors.