More cards in this set

What is refraction?

What is the refractive index?

How do you calculate the refractive index?

When a light ray crosses from glass to air, what direction does it refract?

As the angle of incidence increases..

What is the critical angle?

What happen when the angle of incidence is beyond the critical angle?

How is refractive index and critical angle related?

Wat is an endoscope?

Describe the features of an endoscope?