Question

When the light ray travels from a denser medium to a rarer medium, _____________.​

Answer 1

so when a beam of light enters into air, it bends away from the normal. When a ray of light goes from a rarer medium to a denser medium, its speed decreases or it slows down.

Answer 2

Answer:

When light ray travels denser medium to rarer medium,it bends away from the normal.

Explanation:

Hope this helps you.

Mark the answer as brainliest.