Rainbow number of colour bands of a rainbow may therefore be different from the number of bands in a spectrum, especially if the droplets are particularly large or small. Therefore, the number of colours of a rainbow is variable. If, however, the word "rainbow" is used inaccurately to mean "spectrum", it is the number of main colours in the spectrum. The question of whether everyone sees seven colours in a rainbow is related to the idea of linguistic relativity. Suggestions have been made that there is universality in the way that a rainbow is perceived. However, more recent research suggests that
I Can Sing a Rainbow version was also the closing theme song for the Philadelphia children's TV show, "Captain Noah and His Magical Ark." The song has been used to teach children names of colours. However, despite the name of the song, not all the colours mentioned are actually colours of the rainbow (the colour pink, in particular, is not), and they are not presented in order of the visible light spectrum. I Can Sing a Rainbow "I Can Sing a Rainbow," also known as "Sing a Rainbow," is a popular song written by Arthur Hamilton. It was featured in the 1955 film "Pete Kelly's