The order of questions is at random.
『Which electromagnetic wave can we see?』
A.d Visible ray
Wavelength and color
『Upon which does the color of light depend?』
A.d Wavelength
Wavelength and color
『Which color has the longest wave length?』
A.a red
Wavelength and color
『Which color is not included in the three primary colors of light?』
A.c Yellow
Three primary colors
『Which color is not included in the three primary colors of color?』
A.b Orange
Three primary colors
Phenomenon of light
2015 身の回りの光と色の現象