Does the candle burn more or less violently in zero gravity?

more violently
about the same
less violently
nobody knows
In zero gravity, no convection occurs, that normally shapes the flame, disperses CO2 and brings fresh air to the wick. Without convection, CO2 from combustion does not disperse as readily and tends to smother the flame
Kasia
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Very interesting!
reach: rather globalastronauticschemistryfireflamephysicstechnologyzero gravity

Answers by country

more violently
about the same
less violently
nobody knows
answers
flagBangladesh
10%
15%
63%
10%
19
flagAustralia
16%
12%
58%
12%
130
flagGreece
10%
28%
57%
3%
28
flagUnknown
11%
25%
54%
6%
62
flagthe Netherlands
10%
24%
54%
10%
37
flagPakistan
22%
15%
49%
10%
107
flagPoland
17%
19%
48%
12%
15151
flagMalaysia
10%
18%
48%
18%
49
flagthe United States
21%
18%
47%
11%
1214
flagIndia
20%
20%
47%
10%
1161
flagSouth Africa
21%
26%
47%
4%
23
flagGermany
19%
13%
46%
19%
294
flagCanada
19%
12%
46%
19%
71
flagAustria
24%
8%
46%
16%
49
flagthe United Arab Emirates
9%
35%
45%
9%
31
flagthe Philippines
21%
23%
43%
10%
112
flagNigeria
22%
20%
43%
9%
72
flagthe United Kingdom
16%
28%
38%
13%
377
flagSingapore
22%
29%
37%
11%
27
flagSwitzerland
26%
21%
26%
26%
23