Question

what is motion?
what is refraction of light?



please write the answer
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Answer 1

Answer:

motion

In physics, motion is the phenomenon in which an object changes its position over time. Motion is mathematically described in terms of displacement, distance, velocity, acceleration, speed, and time. ... One can also speak of motion of images, shapes and boundaries.

Explanation:

refraction:

the change of direction of a ray of light, sound, heat, or the like, in passing obliquely from one medium into another in which its wave velocity is different. Ophthalmology. the ability of the eye to refract light that enters it so as to form an image on the retina.

Answer 2

in physiscs motion is pehinomeriv and object you changed you move its a motion