EVERYDAY SCIENCE

SCIENCE

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ of light is a change in direction that a ray of light undergoes when it posses from a transparent medium of one density into another medium of a different density.
A
Defraction
B
Reflection
C
Refraction
D
Depression
Explanation: 

Detailed explanation-1: -Refraction of light is the change in the direction of light as it passes from one medium to another.

Detailed explanation-2: -This change of direction is called refraction. When light enters a more dense substance (higher refractive index), it ‘bends’ more towards the normal line. The amount of bending depends on two things: Change in speed – if a substance causes the light to speed up or slow down more, it will refract (bend) more.

Detailed explanation-3: -Refraction is when light waves change direction as they pass from one medium to another. Light travels slower in air than in a vacuum, and even slower in water. As light travels into a different medium, the change in speed bends the light.

Detailed explanation-4: -It’s because of a phenomena called refraction. When a light beam travels from one medium to another, then it’s velocity decreases or increases depending upon the optical density of the other medium.

Detailed explanation-5: -A ray of light bends while going from one medium to another because of the phenomena of refraction. When the ray of light travels from one medium to another as the velocity of the light ray will either increase or decrease depending on the optical density of the material.

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