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
flagthe Netherlands
12%
18%
58%
10%
48
flagRepublic of Ireland
5%
11%
58%
20%
34
flagAustralia
18%
10%
57%
11%
159
flagUnknown
11%
25%
54%
6%
62
flagGreece
17%
22%
51%
5%
35
flagPakistan
20%
16%
50%
10%
142
flagPoland
17%
19%
49%
12%
16696
flagCanada
19%
14%
49%
17%
100
flagthe United States
21%
18%
48%
10%
1381
flagAustria
19%
12%
47%
15%
132
flagMalaysia
11%
22%
47%
15%
59
flagIndia
21%
20%
45%
11%
1447
flagNigeria
23%
20%
45%
7%
167
flagthe Philippines
22%
20%
45%
12%
140
flagGermany
16%
16%
44%
20%
867
flagthe United Arab Emirates
10%
31%
44%
7%
38
flagGhana
30%
11%
44%
8%
36
flagthe United Kingdom
17%
26%
40%
13%
489
flagSwitzerland
16%
23%
39%
17%
78
flagSingapore
23%
28%
35%
7%
39