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How we see color - Colm Kelleher

欢迎参与本次问卷

1. Why is it weird that green and red light mix to form yellow light?

A. Light is a wave, and two different frequencies shouldnt interact with one another

B. Light generally combines the way physical color does, so the complimentary colors should form a milky brown

C. Yellow light is also formed when you mix other light waves, but never complimentary colors

D. Green and red light do not mix to form yellow light

2. Light perception happens in a paper thin layer of cells called the _________.

A. Cornea

B. Lens

C. Retina

D. Pupil

3. Which is not a light-detecting cell?

A. Rods

B. Cones

C. Pigmas

D. None of the above

4. Why cant you see color when its dark?

A. The rod cells in your retina take over in low light

B. The cone cells in your retina take over in low light

C. The pigma cells in your retina take over in low light

D. Color doesnt exist in dark environments

5. How many colors do TV manufacturers use in the production of televisions?

A. Over 1 million

B. 100

C. 25

D. 3

6. Explain what happens when someone is color blind. Does this alter his or her ability to see in the dark?

____________

7. What industries (other than television manufacturing) may benefit from the way the human eye sees color?

____________

8. What would happen if you mixed blue light and red light? What would happen if you mixed blue pigment and red pigment?

____________

9. If youre in a completely dark room, why does it hurt to look at a bright light when its first switched on?

____________

10. Green and red make yellow? Isnt it supposed to be: blue and yellow make green?

____________