The rainbow is violet on the inside of its arc. What color is it on the outside?
blue
green
yellow
red
Visible light spans from red to violet. It is easy to remember, since wavelengths just outside the visible range are called infrared and ultraviolet.
reach: rather globalcolorslightnatureopticsphysicsrainbow
Answers by country
blue
green
yellow
red
answers
Ghana
18
India
540
Australia
53
the United States
670
Malaysia
24
Unknown
31
Republic of Ireland
18
Canada
41
the United Kingdom
216
Austria
80
Pakistan
43
Switzerland
53
the Netherlands
32
Lebanon
15
Germany
512
the Philippines
61
Poland
18347
Greece
29
South Africa
27
Nigeria
19