Eye Parts
Transparent covering of the front of the eye
What is the cornea?
Helps collect sound waves traveling through the air and directs them into the external acoustic meatus
What is the Pinna?
Highest point of the wave
What is crest?
Has the lowest energy
What are radio waves?
A lens that bulges outwards
What is a convex lens?
Black hole in iris where light enters the eye
What is the pupil?
Semitransparent membrane covered by a thin layer of skin on its outer surface and a mucosa membrane in the inside
What is the eardrum?
Lowest point of the wave
What is trough?
Havre the highest energy
What are gamma waves?
A line perpendicular to the plane of the lens through the midpoint
What is the principal axis?
Colored part of the eye that controls light entering
What is the iris?
Air-filled space in the temporal bone
What is the Middle Ear?
Where the particles are close together
What is Compression?
Used for communication, medicine, and consumer use (microwave ovens)
What are Microwaves?
A Lens that curves inward
What is a concave lens?
A tough white skin that covers all of the eyeball except the cornea
What is the Sclera?
Opening of tympanic cavity that leads to the inner ear
What is the oval window?
Where the particles are spread apart
What is Rarefraction?
Invisible electromagnetic waves that are detected as heat
What are infrared waves?
ligt rays that approach a convex lens parallel to the principal axis will converge at a point. This point is
What is focal point?
Internal membrane of the eye
What is the Retina?
Connects middle ear to back of nasopharynx
What is the Auditory TUbe?
How many waves go past a point in one second
Frequency?
The portion of the electromagnetic spectrum that the human eyes can detect
What is Visible light?
the distance from the focal point to the lens
What is focal length?