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SAT® Subject Test in Physics

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Moderate

Colorful Transparent Materials

SATPHY-JEJLT2

Light rays (gold) are shown passing across the boundaries of different colored transparent materials in three different cases below. The black dashed line segments represent normals to the surfaces. Four different materials are shown.

Based on the way that the light moves through the materials, what is the ranking of the materials according to the values of their indices of refraction, greatest first?

A

red, green, blue, purple

B

purple, green, red, blue

C

blue, green, purple, red

D

blue, red, green, purple

E

green, purple, red, blue