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- 1. Multiple ChoiceA ray of light traveling from air into crown glass strikes the surface at an angle of 30 degrees. What is the angle of refraction? (air n=1, crown glass n=1.532)39.7 degrees19.2 degrees59.1 degrees12.3 degrees
- 2. Multiple Choice
According to the Law of reflection, a light ray striking a mirrorcontinues moving through the mirror in the same directionmoves into the mirror at a slightly different anglebounces off the mirror toward the direction it came frombounces off the mirror at the same angle it hits. - 3. Multiple ChoiceGlass has a _____________ index of refraction than air.EqualGreaterLessImpossible to say
- 4. Multiple ChoiceThe fact the two angles are the same is an example of....RefractionAngle of IncidenceLaw of reflectionMagnification
- 5. Multiple ChoiceThe measure of how much light refracts is called...RefractionLaw of reflectionreflected rayIndex of refraction
- 6. Multiple ChoiceThe study of the behavior of light is called...PhysicsLightning scienceOpticsLightology
- 7. Multiple ChoiceThis shows the phenomenon known as....reflectionrefractionmirrorsfocal point
- 8. Multiple ChoiceLight travels through a liquid at 2.25 EE 8 m/s. What is the index of the liquid?1.331.01.5232.45
- 9. Multiple ChoiceLight traveling through air encounters a second medium which slows the light to 1.88 EE 8 m/s. What is the index of the second medium?1.001.4982.451.60
- 10. Multiple ChoiceThe velocity of light in vacuum is _______ m/s.3x1083x10123x1063x1010
- 11. Multiple ChoiceAbsolute refractive index of any medium is always _______.less than 1greater than 110
- 12. Multiple ChoiceThe formula to calculate the refractive index isn=cvn=v/cn=c/vv=nc
- 13. Multiple ChoiceWhat is the index of refraction of a refractive medium if the angle of incidence in the air is 40 degrees and the angle of refraction is 29 degrees?1.322.061.5231.586
- 14. Multiple ChoiceWhat is the index of refraction of a refractive liquid if the angle of incidence in the air is 35 degrees and the angle of refraction is 14 degrees?1.332.212.371.72
- 15. Multiple ChoiceIf the angle of incidence of light traveling through air, and then striking water is 30 degrees what is the angle of refraction? (n=1 air, n=1.33 water)15 degrees22 degrees43 degrees17 degrees
- 16. Multiple ChoiceLight travels at 1.76 EE 8 m/s through an optical medium. What is the medium?
diamond n=2.45
flint glass n=1.70
barium glass n=1.60
crown glass n=1.523Crown GlassBarium GlassFlint GlassDiamond - 17. Multiple ChoiceWhat is the refractive medium if a ray coming from air at an angle of incidence of 50 degrees is refracted through an angle of 35 degrees?
flint glass n=1.70
barium glass n=1.60
crown glass n=1.523
water n=1.33flint glassbarium glasscrown glasswater - 18. Multiple ChoiceLight has the highest velocity in which medium?
flint glass n=1.70
barium glass n=1.60
crown glass n=1.523
water n=1.33
diamond n=2.45diamondwaterflint glassbarium glass - 19. Multiple ChoiceLight has the lowest velocity in which medium?
flint glass n=1.70
barium glass n=1.60
crown glass n=1.523
water n=1.33
diamond n=2.45diamondwaterflint glassbarium glass - 20. Multiple ChoiceThe _________ of light can change when light is refracted because the medium changes.frequencymediumwavelengthtransparency
- 21. Multiple ChoiceWhen light passes at an angle to the normal from one material into another material in which its speed is higherit is bent toward the normal.it always lies along the normal.it is unaffected.it is bent away from the normal.
- 22. Multiple ChoiceWhen light passes at an angle to the normal from one material into another material in which its speed is lowerit is bent towards the normal.it always lies along the normal.it is unaffected.it is bent away from the normal.
- 23. Multiple ChoiceWhy does the lower part of the child appear so much different in size from the upper part?The light rays that travel through water and then into air are refracted.The light rays that travel through water and then into air are enlarged.The light rays that travel through air and then into water are reflected.The light rays that travel through air and then into water are reduced.
- 24. Multiple ChoiceWhat do all waves have in common?nothingthey carry energythey absorb lightyou can see them
- 25. Multiple ChoiceAccording to Willebord Snell, light passing from air to glass will cause the light tomaintain its original speedaccelerate while it is in glassincrease its speedreduce its speed
- 26. Multiple ChoiceA ray of light traveling from air into crown glass strikes the surface at an angle of 30 degrees. What is the angle of refraction? (air n=1, crown glass n=1.532)39.7 degrees19.2 degrees59.1 degrees12.3 degrees
- 27. Multiple ChoiceWhat is the index of refraction of a refractive liquid if the angle of incidence in the air is 35 degrees and the angle of refraction is 14 degrees?1.332.212.371.72
- 28. Multiple ChoiceIf the angle of incidence of light traveling through air, and then striking water is 30 degrees what is the angle of refraction? (n=1 air, n=1.33 water)15 degrees22 degrees43 degrees17 degrees
- 29. Multiple ChoiceWhat is this image an example of?ReflectionDiffusionRefraction
- Answer choicesTagsAnswer choicesTags