Ray Diagrams Snell's Law

If light travels from a higher to a lower index of refraction medium the light will

• bend away from the vertical axis or may not refract

• bend closer to the vertical axis

• not bend

• answer is not here

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-5

If light travels from a lower to a higher index of refraction medium the light will

• bend away from the vertical axis

• bend closer to the vertical axis

• not bend

• answer is not here

Tags

NGSS.HS-PS4-1

Light travels from air (n = 1.000) into an optical fiber. If the angles of incidence and refraction are 22^oand 15º respectively. what is the index of refraction inside the fiber? Round off your values to 3 sig. figs.

• 1.45

• 1.44

• 0.69

• 0.70

Tags

NGSS.HS-PS4-1

The index of refraction, is defined as the ratio of the speed of light in a vacuum (c = 3x10^8 m/s) to the speed of light in a medium. What is the index of refraction of a medium where the speed of light is 0.7c ? Round off your values to 3 sig. figs.

• 1.42

• 1.43

• 1.28

• 1.29

Tags

NGSS.HS-PS4-1

There are certain angles of incidence for which the angle of refraction is close to 90°. What is this angle called?

• Total internal angle

• Critical angle

• Reflection angle

• Refracted angle

What is the speed of light in a vacuum?

• 3.0 x 10⁸ m/s

• 1.0 x 10⁸ m/s

• 10 m/s

• 5.0 x 10⁸ m/s

Tags

NGSS.HS-PS4-1

What is the speed of light in a material that has an index of refraction of 1.88?

• 3.0 x 10⁸ m/s

• 1.88 x 10⁸ m/s

• 1.6 x 10⁸ m/s

• 5.64 x 10⁸ m/s

If a material has an index of refraction of 2.3, how fast will light travel through that material?

• 2.3 x 10⁸ m/s

• 6.9 x 10⁸ m/s

• 3.0 x 10⁸ m/s

• 1.3 x 10⁸ m/s

Tags

NGSS.HS-PS4-1

If light travels through a piece of glass at 2.1 x 10⁸ m/s, what is the index of refraction of the glass?

• 1.14

• 1.43

• 2.10

• 6.3

Tags

NGSS.HS-PS4-1

Light travels from air (n = 1.00) into a second material. The incident ray of light hits the surface at angle of 64^o and the refracted ray enters the second material at an angle of 32^o. What is the index of refraction of the second material? n₁sin(Θ₁) = n₂sin(Θ₂)

• 1.4

• 0.90

• 0.53

• 1.7

Tags

NGSS.HS-PS4-1