Show:
Colors
Lenses
Eyes
Waves
Miscellaneous
100
This color of light is produced when red light is added to green light.
What is yellow?
100
This type of lens is thicker in the middle than at the edges.
What is a convex lens?
100
Light is refracted as it passes through this.
What is the cornea?
100
As the wavelength of a wave increases, the frequency does this.
What is decreases?
100
You can see yourself in the mirror because of this.
What is regular reflection?
200
These are the primary colors of light.
What is Red, Blue, and Green?
200
This type of lens in thinner in the middle than at the edges.
What is a concave lens?
200
The back surface of the eye is called this.
What is the retina?
200
Waves transfer this.
What is energy?
200
Prisms produce rainbows through this.
What is refraction?
300
These are the primary pigments.
What are Magenta, Yellow, and Cyan?
300
This is an opening in the lens that lets light into a camera.
What is an aperture?
300
The size of the pupil determines this.
What is the amount of light entering the eye?
300
These types of waves transfer energy without traveling through a medium.
What is an electromagnetic wave?
300
Refraction occurs when a light wave enters a new medium at an angle because of this.
What is the speed of light changes depending on the medium?
400
This is what happens when white light shines on a black object.
What is the colors are absorbed?
400
A simple refracting telescope has these types of lenses.
What are two convex lenses?
400
Strawberries apear red because of this.
What is they reflect red light?
400
Television signals are carried by these.
What are radio waves?
400
Electromagnetic waves are classified according to this.
What is their wavelength and frequency?
500
This is what happens when white light shines on a white object.
What is the light is reflected?
500
This is a mirror with a flat surface.
What is a plane mirror?
500
If you are nearsighted, you should have this type of lens in your glasses.
What is a concave lens?
500
When you sit outside on a sunny summer day, you feel warm because of these.
What are infrared waves?
500
When exposed to ultraviolet light, skin cells produce this vitamin.
What is Vitamin D?