Global Light Knowledge Test
Since 2013, we have been measuring the global knowledge about light through the online quiz game.
The results are based on 259890 answers to questions in category light, given by players from 151 countries.
This test has questions in the following languages:
Ukrainian language, French language, German language, Dutch language, English language, Polish language, Romanian language, Portuguese language, Spanish language, Russian language and Italian language.
Results by country
Results by gender
| 30.4% | /67422 |
| 17.1% | /60822 |
Origin of answers
Answers distribution by gender:
gender
men
52%
67422
women
48%
60822
Answers distribution by language:
language
Ukrainian language
0%
27
French language
0%
110
German language
3%
8890
Dutch language
0%
89
English language
10%
27343
Polish language
84%
220120
Romanian language
0%
0
Portuguese language
0%
61
Spanish language
0%
1080
Russian language
0%
1080
Italian language
0%
1090
Answers distribution by country:
country
Poland84%
219832
Germany3%
8357
India2%
7777
the United States2%
7269
the United Kingdom1%
3332
Italy0%
1308
Austria0%
1297
Spain0%
992
Australia0%
965
Switzerland0%
772
Quiz size
Number of active questions per language:
language
Ukrainian language
1%
1
French language
1%
1
German language
19%
16
Dutch language
1%
1
English language
25%
21
Polish language
40%
34
Romanian language
1%
1
Portuguese language
1%
1
Spanish language
2%
2
Russian language
4%
4
Italian language
1%
1