A Ray of Light Passes from One Material into a Material

question 26

Multiple Choice

A ray of light passes from one material into a material with a higher index of refraction.Which quantity remains unchanged?​

• A)​The light's speed
• B)​The light's wavelength
• C)​The light ray's angle with the normal
• D)​The photon energy

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Definitions:

Strains

Refers to pressures or demands placed on an individual or system that can lead to stress or tension.

Exercise

Physical activities undertaken to maintain or improve health and physical fitness, including sports, walking, and strength training.

Barriers

Obstacles that prevent progress or achievement.

Engaging

Capturing interest or attention; involving someone in a lively or interesting manner.