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
11%
20%
60%
8%
45
flagRepublic of Ireland
7%
11%
57%
19%
26
flagAustralia
19%
11%
55%
12%
146
flagUnknown
11%
25%
54%
6%
62
flagGreece
15%
24%
54%
3%
33
flagSouth Africa
24%
20%
51%
3%
29
flagMalaysia
9%
20%
50%
16%
54
flagPoland
17%
19%
49%
12%
15963
flagPakistan
21%
17%
49%
9%
124
flagAustria
21%
11%
49%
12%
87
flagthe United States
20%
18%
47%
10%
1317
flagIndia
20%
20%
46%
11%
1332
flagGermany
17%
14%
45%
20%
473
flagthe Philippines
22%
20%
45%
11%
131
flagCanada
20%
14%
45%
18%
75
flagNigeria
25%
19%
44%
7%
126
flagthe United Arab Emirates
9%
34%
43%
9%
32
flagthe United Kingdom
17%
27%
38%
13%
434
flagSingapore
21%
28%
37%
9%
32
flagSwitzerland
23%
20%
32%
23%
34