Question

When you look at a pencil in water, it looks bent. This illusion is due to refraction, or the bending of light when it moves from one substance to the next.

c. Without measuring, determine how many degrees the path of the light changes after it enters the water. Explain your reasoning.

Answer 1

The change in direction or bending of a light wave passing from one transparent medium to another; caused by the change in wave's speed is known as “Refraction”. Pencil appears bent in water because of the refraction of light rays

Explanation: