1.Below is a photo of science author Suzanne Lyons with her son Tristan wearing red and her daughter Simone wearing green. Below that is the negative of the photo, which shows these colors...

1.Below is a photo of science author Suzanne Lyons with her son Tristan wearing red and her daughter Simone wearing green. Below that is the negative of the photo, which shows these colors differently. What is your explanation?

2. Stare intently for at least half a minute at an American flag. Then turn your gaze to a white wall. What colors do you see in the image of the flag that

 appears on the wall? 3. Two observers standing apart from one another do not see the “same” rainbow. Discuss.