Understanding the Colors of the Rainbow

Which philosopher believed that a rainbow consisted of only three colors?

• Xenophanes

• Roger Bacon

• Aristotle

• Isaac Newton

Which color did Aristotle believe was a result of the contrast between red and green?

• Orange

• Indigo

• Yellow

• Blue

What was the initial number of colors Isaac Newton identified in a rainbow?

• Three

• Four

• Five

• Seven

Why did Newton eventually decide on seven colors for the rainbow?

• He followed the teachings of Aristotle

• He was influenced by Chinese scholars

• He wanted to match the number of musical notes

• He discovered new colors through experiments

What is one reason some people today are taught that there are six colors in a rainbow?

• Cultural differences

• Scientific advancements

• Difficulty in distinguishing indigo and violet

• Influence of modern art