Snell's Law
Quiz
•
Science
•
8th Grade
•
Practice Problem
•
Hard
+1
Standards-aligned
Lisa Thompson
FREE Resource
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25 questions
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1.
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
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Light travels from water (n = 1.333) into an unknown medium. If the angles of incidence and refraction are 45oand 24º respectively. what is the index of refraction of the unknwon medium? Round off your values to 3 sig. figs.
2.31
2.35
0.77
0.76
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Light travels from air (n = 1.00) into a glass block that has an index of refraction of 1.46. The incident ray of light hits the surface at angle of 45o. At what angle will the light ray enter the glass? n1sin(Θ1) = n2sin(Θ2)
45o
29o
31o
64o
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Tags
NGSS.HS-PS4-5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
------------ is also called Snells law.
The second law of refraction
The first law of refraction
The second law of reflection
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The bending of light ray is due to change in speed of light in different media. State True or False.
True
False
Tags
NGSS.MS-PS4-2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When a light ray is travelling from denser medium to rarer medium, it -----------.
bends towards the normal
bends away from the normal
does not bend
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