What it is?

Barometer
Sextant
Astrolabe
A clock
This is the clock from the time of the Great French Revolution. During this time the French replaced various non-standard units in physics with the decimal metric system. The 24-hour division of the day was also abolished in favour of 20-hour, however, this regulation did not survive.
Katarzyna DÄ…browska
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Answers by country

Barometer
Sextant
Astrolabe
A clock
answers
flagRepublic of Ireland
0%
11%
19%
69%
26
flagBelgium
0%
14%
21%
64%
14
flagthe Netherlands
15%
5%
15%
63%
19
flagPoland
6%
13%
21%
58%
14280
flagTurkey
8%
0%
33%
58%
12
flagGreece
28%
4%
9%
57%
21
flagGermany
7%
15%
20%
54%
538
flagSwitzerland
4%
8%
34%
53%
49
flagCanada
9%
6%
33%
50%
62
flagAustralia
14%
7%
26%
50%
42
flagRomania
11%
5%
33%
50%
18
flagAustria
6%
20%
24%
47%
87
flagthe United Kingdom
11%
14%
26%
45%
185
flagIndia
17%
11%
26%
43%
94
flagthe United States
17%
15%
25%
37%
246
flagFrance
17%
17%
27%
37%
51
flagItaly
23%
6%
33%
36%
30
flagMexico
23%
7%
23%
30%
13
flagSpain
35%
20%
15%
25%
20
flagBulgaria
33%
16%
25%
25%
12