A Light Ray in Air Strikes a Glass Plate Whose

question 83

Multiple Choice

A light ray in air strikes a glass plate whose index of refraction is 1.42.Some of the light reflects off the surface of the plate,but most of it enters the glass.If the angle of refraction is one-half the angle of reflection,the angle of refraction is closest to which one of the following angles?

• A)45°
• B)43°
• C)41°
• D)39°
• E)37°

---

Definitions:

Self-esteem

A person's personal assessment of their own significance or merit.

Behavior Problems

Actions or reactions by an individual that are disruptive or inappropriate according to societal norms, often indicating underlying psychological issues.

Quality Day Care

Childcare services that meet high standards in safety, health, education, and staff qualifications, positively impacting a child's development and well-being.

Gender-role Awareness

The understanding and recognition of society's expectations and norms for behavior based on one's identified or perceived gender.