REQUIRED Patience Waves Test 2 Review

Front

What is the term for when light bounces off a surface?

Back

Reflection

Front

What is the black hole at the center of your eye called?

Back

Pupil

Front

What type of wave is a light wave?

Back

Electromagnetic wave

Front

True or False: The iris determines the amount of light that enters the eye.

Back

True

Front

True or False: As you move along the spectrum from radio to gamma waves, the wavelengths decrease in size.

Back

True

Front

What is the function of the iris in the eye?

Back

The iris controls the size of the pupil and the amount of light that enters the eye.

Front

What is refraction?

Back

Refraction is the bending of light as it passes from one medium to another.

Front

What is the difference between mechanical waves and electromagnetic waves?

Back

Mechanical waves require a medium to travel through, while electromagnetic waves do not.

Front

What is the role of the cornea in the eye?

Back

The cornea helps to focus light onto the retina.

Front

What is the visible spectrum?

Back

The visible spectrum is the range of wavelengths of light that can be seen by the human eye.