Snell's Law

Snell's Law

8th Grade

15 Qs

quiz-placeholder

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Snell's Law

Snell's Law

Assessment

Quiz

Science

8th Grade

Practice Problem

Hard

NGSS
MS-PS4-2, HS-PS4-5

Standards-aligned

Created by

Lisa Thompson

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following describes total internal reflection?

Light is completely absorbed by the medium.

Light is completely reflected back into the medium.

Light passes through the medium without bending.

Light is partially reflected and partially refracted.

Tags

NGSS.MS-PS4-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In which situation would you observe refraction?

Light travelling through a vacuum.

Light passing through a glass of water.

Light reflecting off a mirror.

Light being absorbed by a black surface.

Tags

NGSS.MS-PS4-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the angle of incidence if the angle of refraction is 45° when light travels from air (n=1.00) to glass (n=1.50)?

28.1°

45.0°

60.0°

90.0°

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following best explains why a straw appears bent in a glass of water?

Reflection of light.

Refraction of light.

Diffraction of light.

Absorption of light.

Tags

NGSS.MS-PS4-2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following statements is true about the behaviour of light at the boundary between two media?

Light always speeds up when entering a new medium.

Light always slows down when entering a new medium.

Light can either speed up or slow down depending on the media.

Light never changes speed when entering a new medium.

Tags

NGSS.MS-PS4-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following media has the highest refractive index?

Air

Water

Glass

Diamond

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Light travels from air (n = 1.000) into an optical fiber. If the angles of incidence and refraction are 22º and 15º respectively. what is the index of refraction inside the fiber? Round off your values to 3 sig. figs. n_1\sin\theta_1=n_2\sin\theta_2

1.67

1.44

0.69

0.70

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