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%
60%
15%
20
flagAustralia
16%
12%
58%
12%
131
flagthe Netherlands
10%
22%
57%
10%
40
flagGreece
10%
28%
57%
3%
28
flagUnknown
11%
25%
54%
6%
62
flagPakistan
21%
16%
50%
10%
110
flagMalaysia
9%
17%
50%
17%
51
flagPoland
17%
19%
48%
12%
15232
flagthe United States
21%
18%
47%
11%
1226
flagSouth Africa
21%
26%
47%
4%
23
flagIndia
20%
20%
46%
11%
1186
flagGermany
19%
13%
46%
19%
309
flagAustria
25%
7%
46%
15%
52
flagCanada
20%
12%
45%
19%
72
flagthe United Arab Emirates
9%
35%
45%
9%
31
flagthe Philippines
21%
22%
44%
10%
115
flagNigeria
24%
20%
41%
9%
77
flagthe United Kingdom
15%
28%
39%
13%
382
flagSingapore
22%
29%
37%
11%
27
flagSwitzerland
26%
21%
26%
26%
23