Advanced Placement (AP), 07.05.2021 15:40 bettybales1986

The index of refraction is the ratio of the speed of light in a vacuum to the speed of light in a medium. Which true statement is based on this definition? Question 3 options:

Materials with a low index of refraction cause light to refract very little.

Materials with a low index of refraction cause light to refract a great deal.

Materials with a low index of refraction do not refract light.

Question 4 (1 point)
Which causes the speed of light to change?

Question 4 options:

It enters a new transparent medium at an angle.

It enters a new transparent medium in a parallel direction.

It enters a new transparent medium in a perpendicular direction.

Question 5 (1 point)
What influences the degree to which light is refracted when it passes from one medium to another?

Question 5 options:

the wavelength of the light

the color of the light

whether light is visible or invisible

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