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
flagAustralia
16%
12%
58%
12%
130
flagGreece
10%
28%
57%
3%
28
flagIndonesia
15%
10%
57%
15%
19
flagUnknown
11%
25%
54%
6%
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flagthe Netherlands
10%
24%
54%
10%
37
flagMalaysia
8%
19%
51%
17%
47
flagPakistan
21%
16%
50%
10%
106
flagSouth Africa
22%
22%
50%
4%
22
flagPoland
17%
19%
48%
12%
15117
flagAustria
23%
8%
48%
14%
47
flagthe United States
21%
18%
47%
11%
1214
flagIndia
20%
20%
47%
10%
1145
flagGermany
19%
13%
47%
19%
284
flagCanada
20%
12%
45%
20%
70
flagthe United Arab Emirates
9%
35%
45%
9%
31
flagthe Philippines
21%
23%
44%
9%
111
flagNigeria
22%
21%
42%
9%
71
flagthe United Kingdom
15%
29%
39%
13%
372
flagSingapore
22%
29%
37%
11%
27
flagSwitzerland
26%
21%
26%
26%
23