Question

a light ray is entering the water from the air. how should the light ray repond to the change of mediem?

Answer 1

The light will refract.

Answer 2

will the light bend down or up

Answer 3

When a ray of light passes from a less dense material (air) into a denser material (water) it is bent away from the surface between the two materials. This means that in this situation the angle of refraction is always less than the angle of incidence.

Answer 4

ty

Answer 5

unfortunately I can't draw it here since the draw tool is currently broken :(

Answer 6

This image works the same way as air -> water (where the glass is the water)