Everything you ever wanted to know about colour (or color)

The video explores the concept of color, focusing on the history and etymology of the color orange, the biological and physical aspects of color perception, and the spelling variations of the word 'color'. It explains how pigments like carotenoids and chlorophyll affect color perception, the absence of a purple wavelength, and how the brain interprets mixed wavelengths. The video also discusses the historical spelling changes of 'color' in English.

Which historical figure is associated with the Dutch love for the color orange?

• Napoleon Bonaparte

• William the Silent

• Queen Elizabeth I

• King Louis XIV

What is the primary reason oranges appear orange?

• They reflect orange light due to carotenoids.

• They absorb all light wavelengths.

• They are dyed orange artificially.

• They emit their own light.

How is the color purple perceived by the human brain?

• By mixing green and yellow light

• By the absence of red light

• By mixing red and blue light

• By a specific purple wavelength

What type of cells in the human eye are responsible for distinguishing colors?

• Rod cells

• Ganglion cells

• Bipolar cells

• Cone cells

Why did Noah Webster remove the 'u' from the word 'color' in American English?

• To make it more scientific

• To align with British English

• To honor a historical figure

• To simplify English spelling