Colored part of the eye

something that emits light

The layer of light-sensitive cells at the back of the eye

a transparent object with at least one curved side that causes light to change direction

a longitudinal wave that can only travel through matter

any reflecting surface that forms an image by regular reflection

opening into the interior of the eye at the center of the iris

a narrow beam of light that travels in a straight line

Light Ray

a convex lens made of transparent tissue located on the outside of the eye

What type of wave is pictured?

The height of the peaks above the resting line in a wave illustrated at point B in the image

What part of the transverse wave is letter A?

What part of the transverse wave is letter B?

What part of the transverse wave is letter C?

What part of the transverse wave is letter D?

In the diagram, which of the following wave characteristics is marked by the letter Y?

In this diagram, which of the following wave characteristics is marked by z?

In this diagram, which of the following wave characteristics is marked by X?