questionedithistorytranslations

In what process sky colors (including blue sky and red sun) are created?

iridescence
Rayleigh scattering
mirage
atmospheric refraction
Rayleigh scattering, named after the British physicist Lord Rayleigh (John William Strutt), is an elastic scattering of light or other electromagnetic radiation by particles much smaller than the wavelength of the radiation.
Ninjai
0
Correct this question
wikipedia → Rayleigh scattering
5
Very interesting!
reach: rather globalcolorslightoptical illusionsopticsphysics
Optical illusions quizLight quizOptics quiz
  You will play as

Answers by country

iridescence
Rayleigh scattering
mirage
atmospheric refraction
answers
flagthe Netherlands
0%
70%
3%
25%
27
flagthe United Arab Emirates
8%
66%
8%
16%
12
flagIndia
5%
60%
7%
26%
317
flagAustralia
5%
51%
5%
35%
39
flagSpain
0%
50%
0%
50%
10
flagthe United States
8%
49%
6%
34%
203
flagNigeria
18%
45%
0%
36%
11
flagGhana
0%
45%
9%
27%
11
flagAustria
8%
39%
4%
45%
82
flagPoland
12%
35%
11%
40%
8210
flagPakistan
0%
35%
5%
58%
17
flagGreece
15%
34%
23%
26%
26
flagGermany
10%
33%
6%
47%
541
flagthe Philippines
22%
33%
16%
22%
18
flagthe United Kingdom
12%
31%
13%
40%
123
flagRepublic of Ireland
31%
31%
25%
12%
16
flagSwitzerland
13%
30%
5%
50%
53
flagCanada
13%
21%
13%
47%
23
flagMalaysia
0%
18%
18%
63%
11

Who should you expect to show stronger red-eye effect?

blue-eyed people
brown-eyed people
elders
there is no difference

What kind of building is that?

superlighthouse
solar power plant
tent-type greenhouse
a fountain in Dubai

What are the most luminous objects in the universe?

supergiant stars
novae
supernovae
quasars

What is karst?

a kind of physical decomposition
a kind of chemical decomposition
a kind of biological decomposition
none of the above