What was one of the major impacts of the demand for indigo dye in history?
Why is Indigo in the Rainbow?

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Science, Physics
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11th Grade - University
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It resulted in the invention of synthetic dyes.
It sparked trade wars and fueled transatlantic slavery.
It led to the discovery of new continents.
It caused the extinction of certain plant species.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which plant genus is primarily used to produce the deepest indigo dye?
Quercus
Acer
Indigophera
Rubus
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the original meaning of the word 'indigo'?
Royal blue
Indian dye
Ancient dye
Blue gold
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why did Newton include indigo in his color spectrum?
He believed it was a distinct color visible to everyone.
He thought the number seven had cosmic significance.
He wanted to match the colors to the days of the week.
Indigo was the most popular color at the time.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a reason some color specialists believe Newton's 'blue' might differ from today's understanding?
Newton's blue was actually a shade of red.
The terminology for colors has changed over time.
Newton's blue was influenced by his favorite fruit.
Newton's blue was a mix of all colors.
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